71050980

素因数分解:

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

素因数の和:76

約数の個数: 288

約数和(自身を含む): 273490560

約数和(自身を除く): 202439580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 49, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 98, 105, 110, 130, 132, 140, 143, 147, 154, 156, 165, 169, 182, 195, 196, 210, 220, 231, 245, 260, 273, 286, 294, 308, 330, 338, 364, 385, 390, 420, 429, 455, 462, 490, 507, 539, 546, 572, 588, 637, 660, 676, 715, 735, 770, 780, 845, 858, 910, 924, 980, 1001, 1014, 1078, 1092, 1155, 1183, 1274, 1365, 1430, 1470, 1540, 1617, 1690, 1716, 1820, 1859, 1911, 2002, 2028, 2145, 2156, 2197, 2310, 2366, 2535, 2548, 2695, 2730, 2860, 2940, 3003, 3185, 3234, 3380, 3549, 3718, 3822, 4004, 4290, 4394, 4620, 4732, 5005, 5070, 5390, 5460, 5577, 5915, 6006, 6370, 6468, 6591, 7007, 7098, 7436, 7644, 8085, 8281, 8580, 8788, 9295, 9555, 10010, 10140, 10780, 10985, 11154, 11830, 12012, 12740, 13013, 13182, 14014, 14196, 15015, 15379, 16170, 16562, 17745, 18590, 19110, 20020, 21021, 21970, 22308, 23660, 24167, 24843, 26026, 26364, 27885, 28028, 30030, 30758, 32340, 32955, 33124, 35035, 35490, 37180, 38220, 39039, 41405, 42042, 43940, 46137, 48334, 49686, 52052, 55770, 60060, 61516, 65065, 65910, 70070, 70980, 72501, 76895, 78078, 82810, 84084, 91091, 92274, 96668, 99372, 105105, 107653, 111540, 120835, 124215, 130130, 131820, 140140, 145002, 153790, 156156, 165620, 169169, 182182, 184548, 195195, 210210, 215306, 230685, 241670, 248430, 260260, 273273, 290004, 307580, 322959, 338338, 362505, 364364, 390390, 420420, 430612, 455455, 461370, 483340, 496860, 507507, 538265, 546546, 645918, 676676, 725010, 780780, 845845, 910910, 922740, 1015014, 1076530, 1093092, 1184183, 1291836, 1366365, 1450020, 1614795, 1691690, 1821820, 2030028, 2153060, 2368366, 2537535, 2732730, 3229590, 3383380, 3552549, 4736732, 5075070, 5465460, 5920915, 6459180, 7105098, 10150140, 11841830, 14210196, 17762745, 23683660, 35525490, 71050980]

約数ペア:

[(1, 71050980), (2, 35525490), (3, 23683660), (4, 17762745), (5, 14210196), (6, 11841830), (7, 10150140), (10, 7105098), (11, 6459180), (12, 5920915), (13, 5465460), (14, 5075070), (15, 4736732), (20, 3552549), (21, 3383380), (22, 3229590), (26, 2732730), (28, 2537535), (30, 2368366), (33, 2153060), (35, 2030028), (39, 1821820), (42, 1691690), (44, 1614795), (49, 1450020), (52, 1366365), (55, 1291836), (60, 1184183), (65, 1093092), (66, 1076530), (70, 1015014), (77, 922740), (78, 910910), (84, 845845), (91, 780780), (98, 725010), (105, 676676), (110, 645918), (130, 546546), (132, 538265), (140, 507507), (143, 496860), (147, 483340), (154, 461370), (156, 455455), (165, 430612), (169, 420420), (182, 390390), (195, 364364), (196, 362505), (210, 338338), (220, 322959), (231, 307580), (245, 290004), (260, 273273), (273, 260260), (286, 248430), (294, 241670), (308, 230685), (330, 215306), (338, 210210), (364, 195195), (385, 184548), (390, 182182), (420, 169169), (429, 165620), (455, 156156), (462, 153790), (490, 145002), (507, 140140), (539, 131820), (546, 130130), (572, 124215), (588, 120835), (637, 111540), (660, 107653), (676, 105105), (715, 99372), (735, 96668), (770, 92274), (780, 91091), (845, 84084), (858, 82810), (910, 78078), (924, 76895), (980, 72501), (1001, 70980), (1014, 70070), (1078, 65910), (1092, 65065), (1155, 61516), (1183, 60060), (1274, 55770), (1365, 52052), (1430, 49686), (1470, 48334), (1540, 46137), (1617, 43940), (1690, 42042), (1716, 41405), (1820, 39039), (1859, 38220), (1911, 37180), (2002, 35490), (2028, 35035), (2145, 33124), (2156, 32955), (2197, 32340), (2310, 30758), (2366, 30030), (2535, 28028), (2548, 27885), (2695, 26364), (2730, 26026), (2860, 24843), (2940, 24167), (3003, 23660), (3185, 22308), (3234, 21970), (3380, 21021), (3549, 20020), (3718, 19110), (3822, 18590), (4004, 17745), (4290, 16562), (4394, 16170), (4620, 15379), (4732, 15015), (5005, 14196), (5070, 14014), (5390, 13182), (5460, 13013), (5577, 12740), (5915, 12012), (6006, 11830), (6370, 11154), (6468, 10985), (6591, 10780), (7007, 10140), (7098, 10010), (7436, 9555), (7644, 9295), (8085, 8788), (8281, 8580)]