281508367640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{6883}}^1$

素因数の和:7201

約数の個数: 128

約数和(自身を含む): 652827893760

約数和(自身を除く): 371319526120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 97, 127, 166, 194, 254, 332, 388, 415, 485, 508, 635, 664, 776, 830, 970, 1016, 1270, 1660, 1940, 2540, 3320, 3880, 5080, 6883, 8051, 10541, 12319, 13766, 16102, 21082, 24638, 27532, 32204, 34415, 40255, 42164, 49276, 52705, 55064, 61595, 64408, 68830, 80510, 84328, 98552, 105410, 123190, 137660, 161020, 210820, 246380, 275320, 322040, 421640, 492760, 571289, 667651, 874141, 1022477, 1142578, 1335302, 1748282, 2044954, 2285156, 2670604, 2856445, 3338255, 3496564, 4089908, 4370705, 4570312, 5112385, 5341208, 5712890, 6676510, 6993128, 8179816, 8741410, 10224770, 11425780, 13353020, 17482820, 20449540, 22851560, 26706040, 34965640, 40899080, 55415033, 72553703, 84791677, 110830066, 145107406, 169583354, 221660132, 277075165, 290214812, 339166708, 362768515, 423958385, 443320264, 554150330, 580429624, 678333416, 725537030, 847916770, 1108300660, 1451074060, 1695833540, 2216601320, 2902148120, 3391667080, 7037709191, 14075418382, 28150836764, 35188545955, 56301673528, 70377091910, 140754183820, 281508367640]

約数ペア:

[(1, 281508367640), (2, 140754183820), (4, 70377091910), (5, 56301673528), (8, 35188545955), (10, 28150836764), (20, 14075418382), (40, 7037709191), (83, 3391667080), (97, 2902148120), (127, 2216601320), (166, 1695833540), (194, 1451074060), (254, 1108300660), (332, 847916770), (388, 725537030), (415, 678333416), (485, 580429624), (508, 554150330), (635, 443320264), (664, 423958385), (776, 362768515), (830, 339166708), (970, 290214812), (1016, 277075165), (1270, 221660132), (1660, 169583354), (1940, 145107406), (2540, 110830066), (3320, 84791677), (3880, 72553703), (5080, 55415033), (6883, 40899080), (8051, 34965640), (10541, 26706040), (12319, 22851560), (13766, 20449540), (16102, 17482820), (21082, 13353020), (24638, 11425780), (27532, 10224770), (32204, 8741410), (34415, 8179816), (40255, 6993128), (42164, 6676510), (49276, 5712890), (52705, 5341208), (55064, 5112385), (61595, 4570312), (64408, 4370705), (68830, 4089908), (80510, 3496564), (84328, 3338255), (98552, 2856445), (105410, 2670604), (123190, 2285156), (137660, 2044954), (161020, 1748282), (210820, 1335302), (246380, 1142578), (275320, 1022477), (322040, 874141), (421640, 667651), (492760, 571289)]