281372064

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 815717952

約数和(自身を除く): 534345888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 57, 69, 76, 92, 96, 114, 138, 152, 184, 228, 276, 304, 353, 361, 368, 437, 456, 552, 608, 706, 722, 736, 874, 912, 1059, 1083, 1104, 1311, 1412, 1444, 1748, 1824, 2118, 2166, 2208, 2622, 2824, 2888, 3496, 4236, 4332, 5244, 5648, 5776, 6707, 6992, 8119, 8303, 8472, 8664, 10488, 11296, 11552, 13414, 13984, 16238, 16606, 16944, 17328, 20121, 20976, 24357, 24909, 26828, 32476, 33212, 33888, 34656, 40242, 41952, 48714, 49818, 53656, 64952, 66424, 80484, 97428, 99636, 107312, 127433, 129904, 132848, 154261, 160968, 194856, 199272, 214624, 254866, 259808, 265696, 308522, 321936, 382299, 389712, 398544, 462783, 509732, 617044, 643872, 764598, 779424, 797088, 925566, 1019464, 1234088, 1529196, 1851132, 2038928, 2468176, 2930959, 3058392, 3702264, 4077856, 4936352, 5861918, 6116784, 7404528, 8792877, 11723836, 12233568, 14809056, 17585754, 23447672, 35171508, 46895344, 70343016, 93790688, 140686032, 281372064]

約数ペア:

[(1, 281372064), (2, 140686032), (3, 93790688), (4, 70343016), (6, 46895344), (8, 35171508), (12, 23447672), (16, 17585754), (19, 14809056), (23, 12233568), (24, 11723836), (32, 8792877), (38, 7404528), (46, 6116784), (48, 5861918), (57, 4936352), (69, 4077856), (76, 3702264), (92, 3058392), (96, 2930959), (114, 2468176), (138, 2038928), (152, 1851132), (184, 1529196), (228, 1234088), (276, 1019464), (304, 925566), (353, 797088), (361, 779424), (368, 764598), (437, 643872), (456, 617044), (552, 509732), (608, 462783), (706, 398544), (722, 389712), (736, 382299), (874, 321936), (912, 308522), (1059, 265696), (1083, 259808), (1104, 254866), (1311, 214624), (1412, 199272), (1444, 194856), (1748, 160968), (1824, 154261), (2118, 132848), (2166, 129904), (2208, 127433), (2622, 107312), (2824, 99636), (2888, 97428), (3496, 80484), (4236, 66424), (4332, 64952), (5244, 53656), (5648, 49818), (5776, 48714), (6707, 41952), (6992, 40242), (8119, 34656), (8303, 33888), (8472, 33212), (8664, 32476), (10488, 26828), (11296, 24909), (11552, 24357), (13414, 20976), (13984, 20121), (16238, 17328), (16606, 16944)]