288479940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^2$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 945528192

約数和(自身を除く): 657048252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 97, 105, 140, 146, 194, 210, 219, 291, 292, 365, 388, 420, 438, 485, 511, 582, 679, 730, 876, 970, 1022, 1095, 1164, 1358, 1455, 1460, 1533, 1940, 2037, 2044, 2190, 2555, 2716, 2910, 3066, 3395, 4074, 4380, 5110, 5820, 6132, 6790, 7081, 7665, 8148, 9409, 10185, 10220, 13580, 14162, 15330, 18818, 20370, 21243, 28227, 28324, 30660, 35405, 37636, 40740, 42486, 47045, 49567, 56454, 65863, 70810, 84972, 94090, 99134, 106215, 112908, 131726, 141135, 141620, 148701, 188180, 197589, 198268, 212430, 247835, 263452, 282270, 297402, 329315, 395178, 424860, 495670, 564540, 594804, 658630, 686857, 743505, 790356, 987945, 991340, 1317260, 1373714, 1487010, 1975890, 2060571, 2747428, 2974020, 3434285, 3951780, 4121142, 4807999, 6868570, 8242284, 9615998, 10302855, 13737140, 14423997, 19231996, 20605710, 24039995, 28847994, 41211420, 48079990, 57695988, 72119985, 96159980, 144239970, 288479940]

約数ペア:

[(1, 288479940), (2, 144239970), (3, 96159980), (4, 72119985), (5, 57695988), (6, 48079990), (7, 41211420), (10, 28847994), (12, 24039995), (14, 20605710), (15, 19231996), (20, 14423997), (21, 13737140), (28, 10302855), (30, 9615998), (35, 8242284), (42, 6868570), (60, 4807999), (70, 4121142), (73, 3951780), (84, 3434285), (97, 2974020), (105, 2747428), (140, 2060571), (146, 1975890), (194, 1487010), (210, 1373714), (219, 1317260), (291, 991340), (292, 987945), (365, 790356), (388, 743505), (420, 686857), (438, 658630), (485, 594804), (511, 564540), (582, 495670), (679, 424860), (730, 395178), (876, 329315), (970, 297402), (1022, 282270), (1095, 263452), (1164, 247835), (1358, 212430), (1455, 198268), (1460, 197589), (1533, 188180), (1940, 148701), (2037, 141620), (2044, 141135), (2190, 131726), (2555, 112908), (2716, 106215), (2910, 99134), (3066, 94090), (3395, 84972), (4074, 70810), (4380, 65863), (5110, 56454), (5820, 49567), (6132, 47045), (6790, 42486), (7081, 40740), (7665, 37636), (8148, 35405), (9409, 30660), (10185, 28324), (10220, 28227), (13580, 21243), (14162, 20370), (15330, 18818)]