64661940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 288

約数和(自身を含む): 245656320

約数和(自身を除く): 180994380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 37, 38, 42, 45, 57, 60, 63, 70, 73, 74, 76, 84, 90, 95, 105, 111, 114, 126, 133, 140, 146, 148, 171, 180, 185, 190, 210, 219, 222, 228, 252, 259, 266, 285, 292, 315, 333, 342, 365, 370, 380, 399, 420, 438, 444, 511, 518, 532, 555, 570, 630, 657, 665, 666, 684, 703, 730, 740, 777, 798, 855, 876, 1022, 1036, 1095, 1110, 1140, 1197, 1260, 1295, 1314, 1330, 1332, 1387, 1406, 1460, 1533, 1554, 1596, 1665, 1710, 1995, 2044, 2109, 2190, 2220, 2331, 2394, 2555, 2590, 2628, 2660, 2701, 2774, 2812, 3066, 3108, 3285, 3330, 3420, 3515, 3885, 3990, 4161, 4218, 4380, 4599, 4662, 4788, 4921, 5110, 5180, 5402, 5548, 5985, 6132, 6327, 6570, 6660, 6935, 7030, 7665, 7770, 7980, 8103, 8322, 8436, 9198, 9324, 9709, 9842, 10220, 10545, 10804, 11655, 11970, 12483, 12654, 13140, 13505, 13870, 14060, 14763, 15330, 15540, 16206, 16644, 18396, 18907, 19418, 19684, 20805, 21090, 22995, 23310, 23940, 24309, 24605, 24966, 25308, 27010, 27740, 29127, 29526, 30660, 31635, 32412, 37814, 38836, 40515, 41610, 42180, 44289, 45990, 46620, 48545, 48618, 49210, 49932, 51319, 54020, 56721, 58254, 59052, 62415, 63270, 73815, 75628, 81030, 83220, 87381, 88578, 91980, 94535, 97090, 97236, 98420, 102638, 113442, 116508, 121545, 124830, 126540, 145635, 147630, 153957, 162060, 170163, 174762, 177156, 189070, 194180, 205276, 221445, 226884, 243090, 249660, 256595, 283605, 291270, 295260, 307914, 340326, 349524, 359233, 378140, 436905, 442890, 461871, 486180, 513190, 567210, 582540, 615828, 680652, 718466, 769785, 850815, 873810, 885780, 923742, 1026380, 1077699, 1134420, 1436932, 1539570, 1701630, 1747620, 1796165, 1847484, 2155398, 2309355, 3079140, 3233097, 3403260, 3592330, 4310796, 4618710, 5388495, 6466194, 7184660, 9237420, 10776990, 12932388, 16165485, 21553980, 32330970, 64661940]

約数ペア:

[(1, 64661940), (2, 32330970), (3, 21553980), (4, 16165485), (5, 12932388), (6, 10776990), (7, 9237420), (9, 7184660), (10, 6466194), (12, 5388495), (14, 4618710), (15, 4310796), (18, 3592330), (19, 3403260), (20, 3233097), (21, 3079140), (28, 2309355), (30, 2155398), (35, 1847484), (36, 1796165), (37, 1747620), (38, 1701630), (42, 1539570), (45, 1436932), (57, 1134420), (60, 1077699), (63, 1026380), (70, 923742), (73, 885780), (74, 873810), (76, 850815), (84, 769785), (90, 718466), (95, 680652), (105, 615828), (111, 582540), (114, 567210), (126, 513190), (133, 486180), (140, 461871), (146, 442890), (148, 436905), (171, 378140), (180, 359233), (185, 349524), (190, 340326), (210, 307914), (219, 295260), (222, 291270), (228, 283605), (252, 256595), (259, 249660), (266, 243090), (285, 226884), (292, 221445), (315, 205276), (333, 194180), (342, 189070), (365, 177156), (370, 174762), (380, 170163), (399, 162060), (420, 153957), (438, 147630), (444, 145635), (511, 126540), (518, 124830), (532, 121545), (555, 116508), (570, 113442), (630, 102638), (657, 98420), (665, 97236), (666, 97090), (684, 94535), (703, 91980), (730, 88578), (740, 87381), (777, 83220), (798, 81030), (855, 75628), (876, 73815), (1022, 63270), (1036, 62415), (1095, 59052), (1110, 58254), (1140, 56721), (1197, 54020), (1260, 51319), (1295, 49932), (1314, 49210), (1330, 48618), (1332, 48545), (1387, 46620), (1406, 45990), (1460, 44289), (1533, 42180), (1554, 41610), (1596, 40515), (1665, 38836), (1710, 37814), (1995, 32412), (2044, 31635), (2109, 30660), (2190, 29526), (2220, 29127), (2331, 27740), (2394, 27010), (2555, 25308), (2590, 24966), (2628, 24605), (2660, 24309), (2701, 23940), (2774, 23310), (2812, 22995), (3066, 21090), (3108, 20805), (3285, 19684), (3330, 19418), (3420, 18907), (3515, 18396), (3885, 16644), (3990, 16206), (4161, 15540), (4218, 15330), (4380, 14763), (4599, 14060), (4662, 13870), (4788, 13505), (4921, 13140), (5110, 12654), (5180, 12483), (5402, 11970), (5548, 11655), (5985, 10804), (6132, 10545), (6327, 10220), (6570, 9842), (6660, 9709), (6935, 9324), (7030, 9198), (7665, 8436), (7770, 8322), (7980, 8103)]