254534280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 384

約数和(自身を含む): 1037214720

約数和(自身を除く): 782680440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 163, 165, 168, 169, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 326, 330, 338, 364, 385, 390, 420, 429, 440, 455, 462, 489, 507, 520, 546, 572, 616, 652, 660, 676, 715, 728, 770, 780, 815, 840, 845, 858, 910, 924, 978, 1001, 1014, 1092, 1141, 1144, 1155, 1183, 1304, 1320, 1352, 1365, 1430, 1540, 1560, 1630, 1690, 1716, 1793, 1820, 1848, 1859, 1956, 2002, 2028, 2119, 2145, 2184, 2282, 2310, 2366, 2445, 2535, 2730, 2860, 3003, 3080, 3260, 3380, 3423, 3432, 3549, 3586, 3640, 3718, 3912, 4004, 4056, 4238, 4290, 4564, 4620, 4732, 4890, 5005, 5070, 5379, 5460, 5577, 5705, 5720, 5915, 6006, 6357, 6520, 6760, 6846, 7098, 7172, 7436, 8008, 8476, 8580, 8965, 9128, 9240, 9295, 9464, 9780, 10010, 10140, 10595, 10758, 10920, 11154, 11410, 11830, 12012, 12551, 12714, 13013, 13692, 14196, 14344, 14833, 14872, 15015, 16952, 17115, 17160, 17745, 17930, 18590, 19560, 20020, 20280, 21190, 21516, 22308, 22820, 23309, 23660, 24024, 25102, 25428, 26026, 26895, 27384, 27547, 27885, 28392, 29666, 30030, 31785, 34230, 35490, 35860, 37180, 37653, 39039, 40040, 42380, 43032, 44499, 44616, 45640, 46618, 47320, 50204, 50856, 52052, 53790, 55094, 55770, 59332, 60060, 62755, 63570, 65065, 68460, 69927, 70980, 71720, 74165, 74360, 75306, 78078, 82641, 84760, 88998, 93236, 100408, 104104, 107580, 110188, 111540, 116545, 118664, 120120, 125510, 127140, 130130, 136920, 137735, 139854, 141960, 148330, 150612, 156156, 163163, 165282, 177996, 186472, 188265, 192829, 195195, 215160, 220376, 222495, 223080, 233090, 251020, 254280, 260260, 275470, 279708, 296660, 301224, 303017, 312312, 326326, 330564, 349635, 355992, 376530, 385658, 390390, 413205, 444990, 466180, 489489, 502040, 520520, 550940, 559416, 578487, 593320, 606034, 652652, 661128, 699270, 753060, 771316, 780780, 815815, 826410, 889980, 909051, 932360, 964145, 978978, 1101880, 1156974, 1212068, 1305304, 1398540, 1506120, 1515085, 1542632, 1561560, 1631630, 1652820, 1779960, 1818102, 1928290, 1957956, 2121119, 2313948, 2424136, 2447445, 2797080, 2892435, 3030170, 3263260, 3305640, 3636204, 3856580, 3915912, 4242238, 4545255, 4627896, 4894890, 5784870, 6060340, 6363357, 6526520, 7272408, 7713160, 8484476, 9090510, 9789780, 10605595, 11569740, 12120680, 12726714, 16968952, 18181020, 19579560, 21211190, 23139480, 25453428, 31816785, 36362040, 42422380, 50906856, 63633570, 84844760, 127267140, 254534280]

約数ペア:

[(1, 254534280), (2, 127267140), (3, 84844760), (4, 63633570), (5, 50906856), (6, 42422380), (7, 36362040), (8, 31816785), (10, 25453428), (11, 23139480), (12, 21211190), (13, 19579560), (14, 18181020), (15, 16968952), (20, 12726714), (21, 12120680), (22, 11569740), (24, 10605595), (26, 9789780), (28, 9090510), (30, 8484476), (33, 7713160), (35, 7272408), (39, 6526520), (40, 6363357), (42, 6060340), (44, 5784870), (52, 4894890), (55, 4627896), (56, 4545255), (60, 4242238), (65, 3915912), (66, 3856580), (70, 3636204), (77, 3305640), (78, 3263260), (84, 3030170), (88, 2892435), (91, 2797080), (104, 2447445), (105, 2424136), (110, 2313948), (120, 2121119), (130, 1957956), (132, 1928290), (140, 1818102), (143, 1779960), (154, 1652820), (156, 1631630), (163, 1561560), (165, 1542632), (168, 1515085), (169, 1506120), (182, 1398540), (195, 1305304), (210, 1212068), (220, 1156974), (231, 1101880), (260, 978978), (264, 964145), (273, 932360), (280, 909051), (286, 889980), (308, 826410), (312, 815815), (326, 780780), (330, 771316), (338, 753060), (364, 699270), (385, 661128), (390, 652652), (420, 606034), (429, 593320), (440, 578487), (455, 559416), (462, 550940), (489, 520520), (507, 502040), (520, 489489), (546, 466180), (572, 444990), (616, 413205), (652, 390390), (660, 385658), (676, 376530), (715, 355992), (728, 349635), (770, 330564), (780, 326326), (815, 312312), (840, 303017), (845, 301224), (858, 296660), (910, 279708), (924, 275470), (978, 260260), (1001, 254280), (1014, 251020), (1092, 233090), (1141, 223080), (1144, 222495), (1155, 220376), (1183, 215160), (1304, 195195), (1320, 192829), (1352, 188265), (1365, 186472), (1430, 177996), (1540, 165282), (1560, 163163), (1630, 156156), (1690, 150612), (1716, 148330), (1793, 141960), (1820, 139854), (1848, 137735), (1859, 136920), (1956, 130130), (2002, 127140), (2028, 125510), (2119, 120120), (2145, 118664), (2184, 116545), (2282, 111540), (2310, 110188), (2366, 107580), (2445, 104104), (2535, 100408), (2730, 93236), (2860, 88998), (3003, 84760), (3080, 82641), (3260, 78078), (3380, 75306), (3423, 74360), (3432, 74165), (3549, 71720), (3586, 70980), (3640, 69927), (3718, 68460), (3912, 65065), (4004, 63570), (4056, 62755), (4238, 60060), (4290, 59332), (4564, 55770), (4620, 55094), (4732, 53790), (4890, 52052), (5005, 50856), (5070, 50204), (5379, 47320), (5460, 46618), (5577, 45640), (5705, 44616), (5720, 44499), (5915, 43032), (6006, 42380), (6357, 40040), (6520, 39039), (6760, 37653), (6846, 37180), (7098, 35860), (7172, 35490), (7436, 34230), (8008, 31785), (8476, 30030), (8580, 29666), (8965, 28392), (9128, 27885), (9240, 27547), (9295, 27384), (9464, 26895), (9780, 26026), (10010, 25428), (10140, 25102), (10595, 24024), (10758, 23660), (10920, 23309), (11154, 22820), (11410, 22308), (11830, 21516), (12012, 21190), (12551, 20280), (12714, 20020), (13013, 19560), (13692, 18590), (14196, 17930), (14344, 17745), (14833, 17160), (14872, 17115), (15015, 16952)]