1911493620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:683

約数の個数: 192

約数和(自身を含む): 6131220480

約数和(自身を除く): 4219726860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 191, 215, 258, 270, 382, 387, 430, 431, 516, 540, 573, 645, 764, 774, 860, 862, 955, 1146, 1161, 1290, 1293, 1548, 1719, 1724, 1910, 1935, 2155, 2292, 2322, 2580, 2586, 2865, 3438, 3820, 3870, 3879, 4310, 4644, 5157, 5172, 5730, 5805, 6465, 6876, 7740, 7758, 8213, 8595, 8620, 10314, 11460, 11610, 11637, 12930, 15516, 16426, 17190, 18533, 19395, 20628, 23220, 23274, 24639, 25785, 25860, 32852, 34380, 37066, 38790, 41065, 46548, 49278, 51570, 55599, 58185, 73917, 74132, 77580, 82130, 82321, 92665, 98556, 103140, 111198, 116370, 123195, 147834, 164260, 164642, 166797, 185330, 221751, 222396, 232740, 246390, 246963, 277995, 295668, 329284, 333594, 369585, 370660, 411605, 443502, 492780, 493926, 500391, 555990, 667188, 739170, 740889, 823210, 833985, 887004, 987852, 1000782, 1108755, 1111980, 1234815, 1478340, 1481778, 1646420, 1667970, 2001564, 2217510, 2222667, 2469630, 2501955, 2963556, 3335940, 3539803, 3704445, 4435020, 4445334, 4939260, 5003910, 7079606, 7408890, 8890668, 10007820, 10619409, 11113335, 14159212, 14817780, 17699015, 21238818, 22226670, 31858227, 35398030, 42477636, 44453340, 53097045, 63716454, 70796060, 95574681, 106194090, 127432908, 159291135, 191149362, 212388180, 318582270, 382298724, 477873405, 637164540, 955746810, 1911493620]

約数ペア:

[(1, 1911493620), (2, 955746810), (3, 637164540), (4, 477873405), (5, 382298724), (6, 318582270), (9, 212388180), (10, 191149362), (12, 159291135), (15, 127432908), (18, 106194090), (20, 95574681), (27, 70796060), (30, 63716454), (36, 53097045), (43, 44453340), (45, 42477636), (54, 35398030), (60, 31858227), (86, 22226670), (90, 21238818), (108, 17699015), (129, 14817780), (135, 14159212), (172, 11113335), (180, 10619409), (191, 10007820), (215, 8890668), (258, 7408890), (270, 7079606), (382, 5003910), (387, 4939260), (430, 4445334), (431, 4435020), (516, 3704445), (540, 3539803), (573, 3335940), (645, 2963556), (764, 2501955), (774, 2469630), (860, 2222667), (862, 2217510), (955, 2001564), (1146, 1667970), (1161, 1646420), (1290, 1481778), (1293, 1478340), (1548, 1234815), (1719, 1111980), (1724, 1108755), (1910, 1000782), (1935, 987852), (2155, 887004), (2292, 833985), (2322, 823210), (2580, 740889), (2586, 739170), (2865, 667188), (3438, 555990), (3820, 500391), (3870, 493926), (3879, 492780), (4310, 443502), (4644, 411605), (5157, 370660), (5172, 369585), (5730, 333594), (5805, 329284), (6465, 295668), (6876, 277995), (7740, 246963), (7758, 246390), (8213, 232740), (8595, 222396), (8620, 221751), (10314, 185330), (11460, 166797), (11610, 164642), (11637, 164260), (12930, 147834), (15516, 123195), (16426, 116370), (17190, 111198), (18533, 103140), (19395, 98556), (20628, 92665), (23220, 82321), (23274, 82130), (24639, 77580), (25785, 74132), (25860, 73917), (32852, 58185), (34380, 55599), (37066, 51570), (38790, 49278), (41065, 46548)]