1681686400

素因数分解:

$2^7\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:433

約数の個数: 192

約数和(自身を含む): 4408333920

約数和(自身を除く): 2726647520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 73, 80, 92, 100, 115, 128, 146, 160, 184, 200, 230, 292, 313, 320, 365, 368, 400, 460, 575, 584, 626, 640, 730, 736, 800, 920, 1150, 1168, 1252, 1460, 1472, 1565, 1600, 1679, 1825, 1840, 2300, 2336, 2504, 2920, 2944, 3130, 3200, 3358, 3650, 3680, 4600, 4672, 5008, 5840, 6260, 6716, 7199, 7300, 7360, 7825, 8395, 9200, 9344, 10016, 11680, 12520, 13432, 14398, 14600, 14720, 15650, 16790, 18400, 20032, 22849, 23360, 25040, 26864, 28796, 29200, 31300, 33580, 35995, 36800, 40064, 41975, 45698, 46720, 50080, 53728, 57592, 58400, 62600, 67160, 71990, 73600, 83950, 91396, 100160, 107456, 114245, 115184, 116800, 125200, 134320, 143980, 167900, 179975, 182792, 200320, 214912, 228490, 230368, 233600, 250400, 268640, 287960, 335800, 359950, 365584, 456980, 460736, 500800, 525527, 537280, 571225, 575920, 671600, 719900, 731168, 913960, 921472, 1001600, 1051054, 1074560, 1142450, 1151840, 1343200, 1439800, 1462336, 1827920, 2102108, 2284900, 2303680, 2627635, 2686400, 2879600, 2924672, 3655840, 4204216, 4569800, 4607360, 5255270, 5372800, 5759200, 7311680, 8408432, 9139600, 10510540, 11518400, 13138175, 14623360, 16816864, 18279200, 21021080, 23036800, 26276350, 33633728, 36558400, 42042160, 52552700, 67267456, 73116800, 84084320, 105105400, 168168640, 210210800, 336337280, 420421600, 840843200, 1681686400]

約数ペア:

[(1, 1681686400), (2, 840843200), (4, 420421600), (5, 336337280), (8, 210210800), (10, 168168640), (16, 105105400), (20, 84084320), (23, 73116800), (25, 67267456), (32, 52552700), (40, 42042160), (46, 36558400), (50, 33633728), (64, 26276350), (73, 23036800), (80, 21021080), (92, 18279200), (100, 16816864), (115, 14623360), (128, 13138175), (146, 11518400), (160, 10510540), (184, 9139600), (200, 8408432), (230, 7311680), (292, 5759200), (313, 5372800), (320, 5255270), (365, 4607360), (368, 4569800), (400, 4204216), (460, 3655840), (575, 2924672), (584, 2879600), (626, 2686400), (640, 2627635), (730, 2303680), (736, 2284900), (800, 2102108), (920, 1827920), (1150, 1462336), (1168, 1439800), (1252, 1343200), (1460, 1151840), (1472, 1142450), (1565, 1074560), (1600, 1051054), (1679, 1001600), (1825, 921472), (1840, 913960), (2300, 731168), (2336, 719900), (2504, 671600), (2920, 575920), (2944, 571225), (3130, 537280), (3200, 525527), (3358, 500800), (3650, 460736), (3680, 456980), (4600, 365584), (4672, 359950), (5008, 335800), (5840, 287960), (6260, 268640), (6716, 250400), (7199, 233600), (7300, 230368), (7360, 228490), (7825, 214912), (8395, 200320), (9200, 182792), (9344, 179975), (10016, 167900), (11680, 143980), (12520, 134320), (13432, 125200), (14398, 116800), (14600, 115184), (14720, 114245), (15650, 107456), (16790, 100160), (18400, 91396), (20032, 83950), (22849, 73600), (23360, 71990), (25040, 67160), (26864, 62600), (28796, 58400), (29200, 57592), (31300, 53728), (33580, 50080), (35995, 46720), (36800, 45698), (40064, 41975)]