65921640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1059

約数の個数: 128

約数和(自身を含む): 215568000

約数和(自身を除く): 149646360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 551, 570, 580, 696, 760, 870, 997, 1102, 1140, 1160, 1653, 1740, 1994, 2204, 2280, 2755, 2991, 3306, 3480, 3988, 4408, 4985, 5510, 5982, 6612, 7976, 8265, 9970, 11020, 11964, 13224, 14955, 16530, 18943, 19940, 22040, 23928, 28913, 29910, 33060, 37886, 39880, 56829, 57826, 59820, 66120, 75772, 86739, 94715, 113658, 115652, 119640, 144565, 151544, 173478, 189430, 227316, 231304, 284145, 289130, 346956, 378860, 433695, 454632, 549347, 568290, 578260, 693912, 757720, 867390, 1098694, 1136580, 1156520, 1648041, 1734780, 2197388, 2273160, 2746735, 3296082, 3469560, 4394776, 5493470, 6592164, 8240205, 10986940, 13184328, 16480410, 21973880, 32960820, 65921640]

約数ペア:

[(1, 65921640), (2, 32960820), (3, 21973880), (4, 16480410), (5, 13184328), (6, 10986940), (8, 8240205), (10, 6592164), (12, 5493470), (15, 4394776), (19, 3469560), (20, 3296082), (24, 2746735), (29, 2273160), (30, 2197388), (38, 1734780), (40, 1648041), (57, 1156520), (58, 1136580), (60, 1098694), (76, 867390), (87, 757720), (95, 693912), (114, 578260), (116, 568290), (120, 549347), (145, 454632), (152, 433695), (174, 378860), (190, 346956), (228, 289130), (232, 284145), (285, 231304), (290, 227316), (348, 189430), (380, 173478), (435, 151544), (456, 144565), (551, 119640), (570, 115652), (580, 113658), (696, 94715), (760, 86739), (870, 75772), (997, 66120), (1102, 59820), (1140, 57826), (1160, 56829), (1653, 39880), (1740, 37886), (1994, 33060), (2204, 29910), (2280, 28913), (2755, 23928), (2991, 22040), (3306, 19940), (3480, 18943), (3988, 16530), (4408, 14955), (4985, 13224), (5510, 11964), (5982, 11020), (6612, 9970), (7976, 8265)]