19579560

素因数分解:

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

素因数の和:208

約数の個数: 256

約数和(自身を含む): 79349760

約数和(自身を除く): 59770200

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, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 326, 330, 364, 385, 390, 420, 429, 440, 455, 462, 489, 520, 546, 572, 616, 652, 660, 715, 728, 770, 780, 815, 840, 858, 910, 924, 978, 1001, 1092, 1141, 1144, 1155, 1304, 1320, 1365, 1430, 1540, 1560, 1630, 1716, 1793, 1820, 1848, 1956, 2002, 2119, 2145, 2184, 2282, 2310, 2445, 2730, 2860, 3003, 3080, 3260, 3423, 3432, 3586, 3640, 3912, 4004, 4238, 4290, 4564, 4620, 4890, 5005, 5379, 5460, 5705, 5720, 6006, 6357, 6520, 6846, 7172, 8008, 8476, 8580, 8965, 9128, 9240, 9780, 10010, 10595, 10758, 10920, 11410, 12012, 12551, 12714, 13692, 14344, 14833, 15015, 16952, 17115, 17160, 17930, 19560, 20020, 21190, 21516, 22820, 23309, 24024, 25102, 25428, 26895, 27384, 29666, 30030, 31785, 34230, 35860, 37653, 40040, 42380, 43032, 44499, 45640, 46618, 50204, 50856, 53790, 59332, 60060, 62755, 63570, 68460, 69927, 71720, 74165, 75306, 84760, 88998, 93236, 100408, 107580, 116545, 118664, 120120, 125510, 127140, 136920, 139854, 148330, 150612, 163163, 177996, 186472, 188265, 215160, 222495, 233090, 251020, 254280, 279708, 296660, 301224, 326326, 349635, 355992, 376530, 444990, 466180, 489489, 502040, 559416, 593320, 652652, 699270, 753060, 815815, 889980, 932360, 978978, 1305304, 1398540, 1506120, 1631630, 1779960, 1957956, 2447445, 2797080, 3263260, 3915912, 4894890, 6526520, 9789780, 19579560]

約数ペア:

[(1, 19579560), (2, 9789780), (3, 6526520), (4, 4894890), (5, 3915912), (6, 3263260), (7, 2797080), (8, 2447445), (10, 1957956), (11, 1779960), (12, 1631630), (13, 1506120), (14, 1398540), (15, 1305304), (20, 978978), (21, 932360), (22, 889980), (24, 815815), (26, 753060), (28, 699270), (30, 652652), (33, 593320), (35, 559416), (39, 502040), (40, 489489), (42, 466180), (44, 444990), (52, 376530), (55, 355992), (56, 349635), (60, 326326), (65, 301224), (66, 296660), (70, 279708), (77, 254280), (78, 251020), (84, 233090), (88, 222495), (91, 215160), (104, 188265), (105, 186472), (110, 177996), (120, 163163), (130, 150612), (132, 148330), (140, 139854), (143, 136920), (154, 127140), (156, 125510), (163, 120120), (165, 118664), (168, 116545), (182, 107580), (195, 100408), (210, 93236), (220, 88998), (231, 84760), (260, 75306), (264, 74165), (273, 71720), (280, 69927), (286, 68460), (308, 63570), (312, 62755), (326, 60060), (330, 59332), (364, 53790), (385, 50856), (390, 50204), (420, 46618), (429, 45640), (440, 44499), (455, 43032), (462, 42380), (489, 40040), (520, 37653), (546, 35860), (572, 34230), (616, 31785), (652, 30030), (660, 29666), (715, 27384), (728, 26895), (770, 25428), (780, 25102), (815, 24024), (840, 23309), (858, 22820), (910, 21516), (924, 21190), (978, 20020), (1001, 19560), (1092, 17930), (1141, 17160), (1144, 17115), (1155, 16952), (1304, 15015), (1320, 14833), (1365, 14344), (1430, 13692), (1540, 12714), (1560, 12551), (1630, 12012), (1716, 11410), (1793, 10920), (1820, 10758), (1848, 10595), (1956, 10010), (2002, 9780), (2119, 9240), (2145, 9128), (2184, 8965), (2282, 8580), (2310, 8476), (2445, 8008), (2730, 7172), (2860, 6846), (3003, 6520), (3080, 6357), (3260, 6006), (3423, 5720), (3432, 5705), (3586, 5460), (3640, 5379), (3912, 5005), (4004, 4890), (4238, 4620), (4290, 4564)]