406605420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:526

約数の個数: 240

約数和(自身を含む): 1408730400

約数和(自身を除く): 1002124980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 43, 45, 52, 54, 60, 65, 78, 81, 86, 90, 108, 117, 129, 130, 135, 156, 162, 172, 180, 195, 215, 234, 258, 260, 270, 324, 351, 387, 390, 405, 430, 449, 468, 516, 540, 559, 585, 645, 702, 774, 780, 810, 860, 898, 1053, 1118, 1161, 1170, 1290, 1347, 1404, 1548, 1620, 1677, 1755, 1796, 1935, 2106, 2236, 2245, 2322, 2340, 2580, 2694, 2795, 3354, 3483, 3510, 3870, 4041, 4212, 4490, 4644, 5031, 5265, 5388, 5590, 5805, 5837, 6708, 6735, 6966, 7020, 7740, 8082, 8385, 8980, 10062, 10530, 11180, 11610, 11674, 12123, 13470, 13932, 15093, 16164, 16770, 17415, 17511, 19307, 20124, 20205, 21060, 23220, 23348, 24246, 25155, 26940, 29185, 30186, 33540, 34830, 35022, 36369, 38614, 40410, 45279, 48492, 50310, 52533, 57921, 58370, 60372, 60615, 69660, 70044, 72738, 75465, 77228, 80820, 87555, 90558, 96535, 100620, 105066, 115842, 116740, 121230, 145476, 150930, 157599, 173763, 175110, 181116, 181845, 193070, 210132, 226395, 231684, 242460, 250991, 262665, 289605, 301860, 315198, 347526, 350220, 363690, 386140, 452790, 472797, 501982, 521289, 525330, 579210, 630396, 695052, 727380, 752973, 787995, 868815, 905580, 945594, 1003964, 1042578, 1050660, 1158420, 1254955, 1505946, 1563867, 1575990, 1737630, 1891188, 2085156, 2258919, 2363985, 2509910, 2606445, 3011892, 3127734, 3151980, 3475260, 3764865, 4517838, 4727970, 5019820, 5212890, 6255468, 6776757, 7529730, 7819335, 9035676, 9455940, 10425780, 11294595, 13553514, 15059460, 15638670, 20330271, 22589190, 27107028, 31277340, 33883785, 40660542, 45178380, 67767570, 81321084, 101651355, 135535140, 203302710, 406605420]

約数ペア:

[(1, 406605420), (2, 203302710), (3, 135535140), (4, 101651355), (5, 81321084), (6, 67767570), (9, 45178380), (10, 40660542), (12, 33883785), (13, 31277340), (15, 27107028), (18, 22589190), (20, 20330271), (26, 15638670), (27, 15059460), (30, 13553514), (36, 11294595), (39, 10425780), (43, 9455940), (45, 9035676), (52, 7819335), (54, 7529730), (60, 6776757), (65, 6255468), (78, 5212890), (81, 5019820), (86, 4727970), (90, 4517838), (108, 3764865), (117, 3475260), (129, 3151980), (130, 3127734), (135, 3011892), (156, 2606445), (162, 2509910), (172, 2363985), (180, 2258919), (195, 2085156), (215, 1891188), (234, 1737630), (258, 1575990), (260, 1563867), (270, 1505946), (324, 1254955), (351, 1158420), (387, 1050660), (390, 1042578), (405, 1003964), (430, 945594), (449, 905580), (468, 868815), (516, 787995), (540, 752973), (559, 727380), (585, 695052), (645, 630396), (702, 579210), (774, 525330), (780, 521289), (810, 501982), (860, 472797), (898, 452790), (1053, 386140), (1118, 363690), (1161, 350220), (1170, 347526), (1290, 315198), (1347, 301860), (1404, 289605), (1548, 262665), (1620, 250991), (1677, 242460), (1755, 231684), (1796, 226395), (1935, 210132), (2106, 193070), (2236, 181845), (2245, 181116), (2322, 175110), (2340, 173763), (2580, 157599), (2694, 150930), (2795, 145476), (3354, 121230), (3483, 116740), (3510, 115842), (3870, 105066), (4041, 100620), (4212, 96535), (4490, 90558), (4644, 87555), (5031, 80820), (5265, 77228), (5388, 75465), (5590, 72738), (5805, 70044), (5837, 69660), (6708, 60615), (6735, 60372), (6966, 58370), (7020, 57921), (7740, 52533), (8082, 50310), (8385, 48492), (8980, 45279), (10062, 40410), (10530, 38614), (11180, 36369), (11610, 35022), (11674, 34830), (12123, 33540), (13470, 30186), (13932, 29185), (15093, 26940), (16164, 25155), (16770, 24246), (17415, 23348), (17511, 23220), (19307, 21060), (20124, 20205)]