256335909804

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{91639}}^1$

素因数の和:91844

約数の個数: 144

約数和(自身を含む): 719176057600

約数和(自身を除く): 462840147796

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 139, 156, 172, 234, 258, 278, 387, 417, 468, 516, 556, 559, 774, 834, 1118, 1251, 1548, 1668, 1677, 1807, 2236, 2502, 3354, 3614, 5004, 5031, 5421, 5977, 6708, 7228, 10062, 10842, 11954, 16263, 17931, 20124, 21684, 23908, 32526, 35862, 53793, 65052, 71724, 77701, 91639, 107586, 155402, 183278, 215172, 233103, 274917, 310804, 366556, 466206, 549834, 699309, 824751, 932412, 1099668, 1191307, 1398618, 1649502, 2382614, 2797236, 3299004, 3573921, 3940477, 4765228, 7147842, 7880954, 10721763, 11821431, 12737821, 14295684, 15761908, 21443526, 23642862, 25475642, 35464293, 38213463, 42887052, 47285724, 50951284, 51226201, 70928586, 76426926, 102452402, 114640389, 141857172, 152853852, 153678603, 165591673, 204904804, 229280778, 307357206, 331183346, 458561556, 461035809, 496775019, 547726303, 614714412, 662366692, 922071618, 993550038, 1095452606, 1490325057, 1643178909, 1844143236, 1987100076, 2190905212, 2980650114, 3286357818, 4929536727, 5961300228, 6572715636, 7120441939, 9859073454, 14240883878, 19718146908, 21361325817, 28481767756, 42722651634, 64083977451, 85445303268, 128167954902, 256335909804]

約数ペア:

[(1, 256335909804), (2, 128167954902), (3, 85445303268), (4, 64083977451), (6, 42722651634), (9, 28481767756), (12, 21361325817), (13, 19718146908), (18, 14240883878), (26, 9859073454), (36, 7120441939), (39, 6572715636), (43, 5961300228), (52, 4929536727), (78, 3286357818), (86, 2980650114), (117, 2190905212), (129, 1987100076), (139, 1844143236), (156, 1643178909), (172, 1490325057), (234, 1095452606), (258, 993550038), (278, 922071618), (387, 662366692), (417, 614714412), (468, 547726303), (516, 496775019), (556, 461035809), (559, 458561556), (774, 331183346), (834, 307357206), (1118, 229280778), (1251, 204904804), (1548, 165591673), (1668, 153678603), (1677, 152853852), (1807, 141857172), (2236, 114640389), (2502, 102452402), (3354, 76426926), (3614, 70928586), (5004, 51226201), (5031, 50951284), (5421, 47285724), (5977, 42887052), (6708, 38213463), (7228, 35464293), (10062, 25475642), (10842, 23642862), (11954, 21443526), (16263, 15761908), (17931, 14295684), (20124, 12737821), (21684, 11821431), (23908, 10721763), (32526, 7880954), (35862, 7147842), (53793, 4765228), (65052, 3940477), (71724, 3573921), (77701, 3299004), (91639, 2797236), (107586, 2382614), (155402, 1649502), (183278, 1398618), (215172, 1191307), (233103, 1099668), (274917, 932412), (310804, 824751), (366556, 699309), (466206, 549834)]