257806230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 735436800

約数和(自身を除く): 477630570

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 31, 33, 55, 58, 62, 66, 79, 87, 93, 110, 121, 145, 155, 158, 165, 174, 186, 237, 242, 290, 310, 319, 330, 341, 363, 395, 435, 465, 474, 605, 638, 682, 726, 790, 869, 870, 899, 930, 957, 1023, 1185, 1210, 1595, 1705, 1738, 1798, 1815, 1914, 2046, 2291, 2370, 2449, 2607, 2697, 3190, 3410, 3509, 3630, 3751, 4345, 4495, 4582, 4785, 4898, 5115, 5214, 5394, 6873, 7018, 7347, 7502, 8690, 8990, 9559, 9570, 9889, 10230, 10527, 11253, 11455, 12245, 13035, 13485, 13746, 14694, 17545, 18755, 19118, 19778, 21054, 22506, 22910, 24490, 25201, 26070, 26939, 26970, 28677, 29667, 34365, 35090, 36735, 37510, 47795, 49445, 50402, 52635, 53878, 56265, 57354, 59334, 68730, 71021, 73470, 75603, 80817, 95590, 98890, 105270, 108779, 112530, 126005, 134695, 142042, 143385, 148335, 151206, 161634, 213063, 217558, 252010, 269390, 277211, 286770, 296329, 296670, 326337, 355105, 378015, 404085, 426126, 543895, 554422, 592658, 652674, 710210, 756030, 781231, 808170, 831633, 888987, 1065315, 1087790, 1386055, 1481645, 1562462, 1631685, 1663266, 1777974, 2130630, 2343693, 2772110, 2963290, 3263370, 3906155, 4158165, 4444935, 4687386, 7812310, 8316330, 8593541, 8889870, 11718465, 17187082, 23436930, 25780623, 42967705, 51561246, 85935410, 128903115, 257806230]

約数ペア:

[(1, 257806230), (2, 128903115), (3, 85935410), (5, 51561246), (6, 42967705), (10, 25780623), (11, 23436930), (15, 17187082), (22, 11718465), (29, 8889870), (30, 8593541), (31, 8316330), (33, 7812310), (55, 4687386), (58, 4444935), (62, 4158165), (66, 3906155), (79, 3263370), (87, 2963290), (93, 2772110), (110, 2343693), (121, 2130630), (145, 1777974), (155, 1663266), (158, 1631685), (165, 1562462), (174, 1481645), (186, 1386055), (237, 1087790), (242, 1065315), (290, 888987), (310, 831633), (319, 808170), (330, 781231), (341, 756030), (363, 710210), (395, 652674), (435, 592658), (465, 554422), (474, 543895), (605, 426126), (638, 404085), (682, 378015), (726, 355105), (790, 326337), (869, 296670), (870, 296329), (899, 286770), (930, 277211), (957, 269390), (1023, 252010), (1185, 217558), (1210, 213063), (1595, 161634), (1705, 151206), (1738, 148335), (1798, 143385), (1815, 142042), (1914, 134695), (2046, 126005), (2291, 112530), (2370, 108779), (2449, 105270), (2607, 98890), (2697, 95590), (3190, 80817), (3410, 75603), (3509, 73470), (3630, 71021), (3751, 68730), (4345, 59334), (4495, 57354), (4582, 56265), (4785, 53878), (4898, 52635), (5115, 50402), (5214, 49445), (5394, 47795), (6873, 37510), (7018, 36735), (7347, 35090), (7502, 34365), (8690, 29667), (8990, 28677), (9559, 26970), (9570, 26939), (9889, 26070), (10230, 25201), (10527, 24490), (11253, 22910), (11455, 22506), (12245, 21054), (13035, 19778), (13485, 19118), (13746, 18755), (14694, 17545)]