638384736

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19501}}^1$

素因数の和:19556

約数の個数: 96

約数和(自身を含む): 1887169536

約数和(自身を除く): 1248784800

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 66, 88, 93, 96, 124, 132, 176, 186, 248, 264, 341, 352, 372, 496, 528, 682, 744, 992, 1023, 1056, 1364, 1488, 2046, 2728, 2976, 4092, 5456, 8184, 10912, 16368, 19501, 32736, 39002, 58503, 78004, 117006, 156008, 214511, 234012, 312016, 429022, 468024, 604531, 624032, 643533, 858044, 936048, 1209062, 1287066, 1716088, 1813593, 1872096, 2418124, 2574132, 3432176, 3627186, 4836248, 5148264, 6649841, 6864352, 7254372, 9672496, 10296528, 13299682, 14508744, 19344992, 19949523, 20593056, 26599364, 29017488, 39899046, 53198728, 58034976, 79798092, 106397456, 159596184, 212794912, 319192368, 638384736]

約数ペア:

[(1, 638384736), (2, 319192368), (3, 212794912), (4, 159596184), (6, 106397456), (8, 79798092), (11, 58034976), (12, 53198728), (16, 39899046), (22, 29017488), (24, 26599364), (31, 20593056), (32, 19949523), (33, 19344992), (44, 14508744), (48, 13299682), (62, 10296528), (66, 9672496), (88, 7254372), (93, 6864352), (96, 6649841), (124, 5148264), (132, 4836248), (176, 3627186), (186, 3432176), (248, 2574132), (264, 2418124), (341, 1872096), (352, 1813593), (372, 1716088), (496, 1287066), (528, 1209062), (682, 936048), (744, 858044), (992, 643533), (1023, 624032), (1056, 604531), (1364, 468024), (1488, 429022), (2046, 312016), (2728, 234012), (2976, 214511), (4092, 156008), (5456, 117006), (8184, 78004), (10912, 58503), (16368, 39002), (19501, 32736)]