388217690

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:114

約数の個数: 160

約数和(自身を含む): 919624320

約数和(自身を除く): 531406630

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 37, 38, 46, 49, 70, 74, 95, 98, 115, 133, 161, 185, 190, 230, 245, 259, 266, 322, 343, 370, 437, 490, 518, 665, 686, 703, 805, 851, 874, 931, 1127, 1295, 1330, 1406, 1610, 1702, 1715, 1813, 1862, 2185, 2254, 2401, 2590, 3059, 3430, 3515, 3626, 4255, 4370, 4655, 4802, 4921, 5635, 5957, 6118, 6517, 7030, 7889, 8510, 9065, 9310, 9842, 11270, 11914, 12005, 12691, 13034, 15295, 15778, 16169, 18130, 21413, 24010, 24605, 25382, 29785, 30590, 32338, 32585, 34447, 39445, 41699, 42826, 45619, 49210, 55223, 59570, 63455, 65170, 68894, 78890, 80845, 83398, 88837, 91238, 107065, 110446, 113183, 126910, 149891, 161690, 172235, 177674, 208495, 214130, 226366, 228095, 241129, 276115, 291893, 299782, 344470, 416990, 444185, 456190, 482258, 552230, 565915, 583786, 749455, 792281, 888370, 1049237, 1131830, 1205645, 1459465, 1498910, 1584562, 1687903, 2043251, 2098474, 2411290, 2918930, 3375806, 3961405, 4086502, 5246185, 5545967, 7922810, 8439515, 10216255, 10492370, 11091934, 16879030, 20432510, 27729835, 38821769, 55459670, 77643538, 194108845, 388217690]

約数ペア:

[(1, 388217690), (2, 194108845), (5, 77643538), (7, 55459670), (10, 38821769), (14, 27729835), (19, 20432510), (23, 16879030), (35, 11091934), (37, 10492370), (38, 10216255), (46, 8439515), (49, 7922810), (70, 5545967), (74, 5246185), (95, 4086502), (98, 3961405), (115, 3375806), (133, 2918930), (161, 2411290), (185, 2098474), (190, 2043251), (230, 1687903), (245, 1584562), (259, 1498910), (266, 1459465), (322, 1205645), (343, 1131830), (370, 1049237), (437, 888370), (490, 792281), (518, 749455), (665, 583786), (686, 565915), (703, 552230), (805, 482258), (851, 456190), (874, 444185), (931, 416990), (1127, 344470), (1295, 299782), (1330, 291893), (1406, 276115), (1610, 241129), (1702, 228095), (1715, 226366), (1813, 214130), (1862, 208495), (2185, 177674), (2254, 172235), (2401, 161690), (2590, 149891), (3059, 126910), (3430, 113183), (3515, 110446), (3626, 107065), (4255, 91238), (4370, 88837), (4655, 83398), (4802, 80845), (4921, 78890), (5635, 68894), (5957, 65170), (6118, 63455), (6517, 59570), (7030, 55223), (7889, 49210), (8510, 45619), (9065, 42826), (9310, 41699), (9842, 39445), (11270, 34447), (11914, 32585), (12005, 32338), (12691, 30590), (13034, 29785), (15295, 25382), (15778, 24605), (16169, 24010), (18130, 21413)]