1688891998920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1583}}^1\times {\mathrm{1270111}}^1$

素因数の和:1271715

約数の個数: 128

約数和(自身を含む): 5794149335040

約数和(自身を除く): 4105257336120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1583, 3166, 4749, 6332, 7915, 9498, 11081, 12664, 15830, 18996, 22162, 23745, 31660, 33243, 37992, 44324, 47490, 55405, 63320, 66486, 88648, 94980, 110810, 132972, 166215, 189960, 221620, 265944, 332430, 443240, 664860, 1270111, 1329720, 2540222, 3810333, 5080444, 6350555, 7620666, 8890777, 10160888, 12701110, 15241332, 17781554, 19051665, 25402220, 26672331, 30482664, 35563108, 38103330, 44453885, 50804440, 53344662, 71126216, 76206660, 88907770, 106689324, 133361655, 152413320, 177815540, 213378648, 266723310, 355631080, 533446620, 1066893240, 2010585713, 4021171426, 6031757139, 8042342852, 10052928565, 12063514278, 14074099991, 16084685704, 20105857130, 24127028556, 28148199982, 30158785695, 40211714260, 42222299973, 48254057112, 56296399964, 60317571390, 70370499955, 80423428520, 84444599946, 112592799928, 120635142780, 140740999910, 168889199892, 211111499865, 241270285560, 281481999820, 337778399784, 422222999730, 562963999640, 844445999460, 1688891998920]

約数ペア:

[(1, 1688891998920), (2, 844445999460), (3, 562963999640), (4, 422222999730), (5, 337778399784), (6, 281481999820), (7, 241270285560), (8, 211111499865), (10, 168889199892), (12, 140740999910), (14, 120635142780), (15, 112592799928), (20, 84444599946), (21, 80423428520), (24, 70370499955), (28, 60317571390), (30, 56296399964), (35, 48254057112), (40, 42222299973), (42, 40211714260), (56, 30158785695), (60, 28148199982), (70, 24127028556), (84, 20105857130), (105, 16084685704), (120, 14074099991), (140, 12063514278), (168, 10052928565), (210, 8042342852), (280, 6031757139), (420, 4021171426), (840, 2010585713), (1583, 1066893240), (3166, 533446620), (4749, 355631080), (6332, 266723310), (7915, 213378648), (9498, 177815540), (11081, 152413320), (12664, 133361655), (15830, 106689324), (18996, 88907770), (22162, 76206660), (23745, 71126216), (31660, 53344662), (33243, 50804440), (37992, 44453885), (44324, 38103330), (47490, 35563108), (55405, 30482664), (63320, 26672331), (66486, 25402220), (88648, 19051665), (94980, 17781554), (110810, 15241332), (132972, 12701110), (166215, 10160888), (189960, 8890777), (221620, 7620666), (265944, 6350555), (332430, 5080444), (443240, 3810333), (664860, 2540222), (1270111, 1329720)]