489216780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:565

約数の個数: 192

約数和(自身を含む): 1651668480

約数和(自身を除く): 1162451700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 227, 234, 260, 270, 307, 351, 390, 454, 468, 540, 585, 614, 681, 702, 780, 908, 921, 1135, 1170, 1228, 1362, 1404, 1535, 1755, 1842, 2043, 2270, 2340, 2724, 2763, 2951, 3070, 3405, 3510, 3684, 3991, 4086, 4540, 4605, 5526, 5902, 6129, 6140, 6810, 7020, 7982, 8172, 8289, 8853, 9210, 10215, 11052, 11804, 11973, 12258, 13620, 13815, 14755, 15964, 16578, 17706, 18420, 19955, 20430, 23946, 24516, 26559, 27630, 29510, 30645, 33156, 35412, 35919, 39910, 40860, 41445, 44265, 47892, 53118, 55260, 59020, 59865, 61290, 69689, 71838, 79677, 79820, 82890, 88530, 106236, 107757, 119730, 122580, 132795, 139378, 143676, 159354, 165780, 177060, 179595, 209067, 215514, 239460, 265590, 278756, 318708, 348445, 359190, 398385, 418134, 431028, 531180, 538785, 627201, 696890, 718380, 796770, 836268, 905957, 1045335, 1077570, 1254402, 1393780, 1593540, 1811914, 1881603, 2090670, 2155140, 2508804, 2717871, 3136005, 3623828, 3763206, 4181340, 4529785, 5435742, 6272010, 7526412, 8153613, 9059570, 9408015, 10871484, 12544020, 13589355, 16307226, 18119140, 18816030, 24460839, 27178710, 32614452, 37632060, 40768065, 48921678, 54357420, 81536130, 97843356, 122304195, 163072260, 244608390, 489216780]

約数ペア:

[(1, 489216780), (2, 244608390), (3, 163072260), (4, 122304195), (5, 97843356), (6, 81536130), (9, 54357420), (10, 48921678), (12, 40768065), (13, 37632060), (15, 32614452), (18, 27178710), (20, 24460839), (26, 18816030), (27, 18119140), (30, 16307226), (36, 13589355), (39, 12544020), (45, 10871484), (52, 9408015), (54, 9059570), (60, 8153613), (65, 7526412), (78, 6272010), (90, 5435742), (108, 4529785), (117, 4181340), (130, 3763206), (135, 3623828), (156, 3136005), (180, 2717871), (195, 2508804), (227, 2155140), (234, 2090670), (260, 1881603), (270, 1811914), (307, 1593540), (351, 1393780), (390, 1254402), (454, 1077570), (468, 1045335), (540, 905957), (585, 836268), (614, 796770), (681, 718380), (702, 696890), (780, 627201), (908, 538785), (921, 531180), (1135, 431028), (1170, 418134), (1228, 398385), (1362, 359190), (1404, 348445), (1535, 318708), (1755, 278756), (1842, 265590), (2043, 239460), (2270, 215514), (2340, 209067), (2724, 179595), (2763, 177060), (2951, 165780), (3070, 159354), (3405, 143676), (3510, 139378), (3684, 132795), (3991, 122580), (4086, 119730), (4540, 107757), (4605, 106236), (5526, 88530), (5902, 82890), (6129, 79820), (6140, 79677), (6810, 71838), (7020, 69689), (7982, 61290), (8172, 59865), (8289, 59020), (8853, 55260), (9210, 53118), (10215, 47892), (11052, 44265), (11804, 41445), (11973, 40860), (12258, 39910), (13620, 35919), (13815, 35412), (14755, 33156), (15964, 30645), (16578, 29510), (17706, 27630), (18420, 26559), (19955, 24516), (20430, 23946)]