387831080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:560

約数の個数: 192

約数和(自身を含む): 1130734080

約数和(自身を除く): 742903000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 91, 98, 104, 124, 130, 140, 155, 182, 196, 217, 245, 248, 260, 280, 310, 364, 392, 403, 434, 455, 490, 491, 520, 620, 637, 728, 806, 868, 910, 980, 982, 1085, 1240, 1274, 1519, 1612, 1736, 1820, 1960, 1964, 2015, 2170, 2455, 2548, 2821, 3038, 3185, 3224, 3437, 3640, 3928, 4030, 4340, 4910, 5096, 5642, 6076, 6370, 6383, 6874, 7595, 8060, 8680, 9820, 11284, 12152, 12740, 12766, 13748, 14105, 15190, 15221, 16120, 17185, 19640, 19747, 22568, 24059, 25480, 25532, 27496, 28210, 30380, 30442, 31915, 34370, 39494, 44681, 48118, 51064, 56420, 60760, 60884, 63830, 68740, 76105, 78988, 89362, 96236, 98735, 106547, 112840, 120295, 121768, 127660, 137480, 152210, 157976, 178724, 192472, 197470, 197873, 213094, 223405, 240590, 255320, 304420, 312767, 357448, 394940, 395746, 426188, 446810, 481180, 532735, 608840, 625534, 745829, 789880, 791492, 852376, 893620, 962360, 989365, 1065470, 1251068, 1385111, 1491658, 1563835, 1582984, 1787240, 1978730, 2130940, 2502136, 2770222, 2983316, 3127670, 3729145, 3957460, 4261880, 5540444, 5966632, 6255340, 6925555, 7458290, 7914920, 9695777, 11080888, 12510680, 13851110, 14916580, 19391554, 27702220, 29833160, 38783108, 48478885, 55404440, 77566216, 96957770, 193915540, 387831080]

約数ペア:

[(1, 387831080), (2, 193915540), (4, 96957770), (5, 77566216), (7, 55404440), (8, 48478885), (10, 38783108), (13, 29833160), (14, 27702220), (20, 19391554), (26, 14916580), (28, 13851110), (31, 12510680), (35, 11080888), (40, 9695777), (49, 7914920), (52, 7458290), (56, 6925555), (62, 6255340), (65, 5966632), (70, 5540444), (91, 4261880), (98, 3957460), (104, 3729145), (124, 3127670), (130, 2983316), (140, 2770222), (155, 2502136), (182, 2130940), (196, 1978730), (217, 1787240), (245, 1582984), (248, 1563835), (260, 1491658), (280, 1385111), (310, 1251068), (364, 1065470), (392, 989365), (403, 962360), (434, 893620), (455, 852376), (490, 791492), (491, 789880), (520, 745829), (620, 625534), (637, 608840), (728, 532735), (806, 481180), (868, 446810), (910, 426188), (980, 395746), (982, 394940), (1085, 357448), (1240, 312767), (1274, 304420), (1519, 255320), (1612, 240590), (1736, 223405), (1820, 213094), (1960, 197873), (1964, 197470), (2015, 192472), (2170, 178724), (2455, 157976), (2548, 152210), (2821, 137480), (3038, 127660), (3185, 121768), (3224, 120295), (3437, 112840), (3640, 106547), (3928, 98735), (4030, 96236), (4340, 89362), (4910, 78988), (5096, 76105), (5642, 68740), (6076, 63830), (6370, 60884), (6383, 60760), (6874, 56420), (7595, 51064), (8060, 48118), (8680, 44681), (9820, 39494), (11284, 34370), (12152, 31915), (12740, 30442), (12766, 30380), (13748, 28210), (14105, 27496), (15190, 25532), (15221, 25480), (16120, 24059), (17185, 22568), (19640, 19747)]