207399920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:983

約数の個数: 160

約数和(自身を含む): 613294080

約数和(自身を除く): 405894160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 919, 1040, 1085, 1240, 1456, 1612, 1736, 1820, 1838, 2015, 2170, 2480, 2821, 3224, 3472, 3640, 3676, 4030, 4340, 4595, 5642, 6433, 6448, 7280, 7352, 8060, 8680, 9190, 11284, 11947, 12866, 14105, 14704, 16120, 17360, 18380, 22568, 23894, 25732, 28210, 28489, 32165, 32240, 36760, 45136, 47788, 51464, 56420, 56978, 59735, 64330, 73520, 83629, 95576, 102928, 112840, 113956, 119470, 128660, 142445, 167258, 191152, 199423, 225680, 227912, 238940, 257320, 284890, 334516, 370357, 398846, 418145, 455824, 477880, 514640, 569780, 669032, 740714, 797692, 836290, 955760, 997115, 1139560, 1338064, 1481428, 1595384, 1672580, 1851785, 1994230, 2279120, 2592499, 2962856, 3190768, 3345160, 3703570, 3988460, 5184998, 5925712, 6690320, 7407140, 7976920, 10369996, 12962495, 14814280, 15953840, 20739992, 25924990, 29628560, 41479984, 51849980, 103699960, 207399920]

約数ペア:

[(1, 207399920), (2, 103699960), (4, 51849980), (5, 41479984), (7, 29628560), (8, 25924990), (10, 20739992), (13, 15953840), (14, 14814280), (16, 12962495), (20, 10369996), (26, 7976920), (28, 7407140), (31, 6690320), (35, 5925712), (40, 5184998), (52, 3988460), (56, 3703570), (62, 3345160), (65, 3190768), (70, 2962856), (80, 2592499), (91, 2279120), (104, 1994230), (112, 1851785), (124, 1672580), (130, 1595384), (140, 1481428), (155, 1338064), (182, 1139560), (208, 997115), (217, 955760), (248, 836290), (260, 797692), (280, 740714), (310, 669032), (364, 569780), (403, 514640), (434, 477880), (455, 455824), (496, 418145), (520, 398846), (560, 370357), (620, 334516), (728, 284890), (806, 257320), (868, 238940), (910, 227912), (919, 225680), (1040, 199423), (1085, 191152), (1240, 167258), (1456, 142445), (1612, 128660), (1736, 119470), (1820, 113956), (1838, 112840), (2015, 102928), (2170, 95576), (2480, 83629), (2821, 73520), (3224, 64330), (3472, 59735), (3640, 56978), (3676, 56420), (4030, 51464), (4340, 47788), (4595, 45136), (5642, 36760), (6433, 32240), (6448, 32165), (7280, 28489), (7352, 28210), (8060, 25732), (8680, 23894), (9190, 22568), (11284, 18380), (11947, 17360), (12866, 16120), (14105, 14704)]