56758520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 162570240

約数和(自身を除く): 105811720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 503, 520, 620, 728, 806, 868, 910, 1006, 1085, 1240, 1612, 1736, 1820, 2012, 2015, 2170, 2515, 2821, 3224, 3521, 3640, 4024, 4030, 4340, 5030, 5642, 6539, 7042, 8060, 8680, 10060, 11284, 13078, 14084, 14105, 15593, 16120, 17605, 20120, 22568, 26156, 28168, 28210, 31186, 32695, 35210, 45773, 52312, 56420, 62372, 65390, 70420, 77965, 91546, 109151, 112840, 124744, 130780, 140840, 155930, 183092, 202709, 218302, 228865, 261560, 311860, 366184, 405418, 436604, 457730, 545755, 623720, 810836, 873208, 915460, 1013545, 1091510, 1418963, 1621672, 1830920, 2027090, 2183020, 2837926, 4054180, 4366040, 5675852, 7094815, 8108360, 11351704, 14189630, 28379260, 56758520]

約数ペア:

[(1, 56758520), (2, 28379260), (4, 14189630), (5, 11351704), (7, 8108360), (8, 7094815), (10, 5675852), (13, 4366040), (14, 4054180), (20, 2837926), (26, 2183020), (28, 2027090), (31, 1830920), (35, 1621672), (40, 1418963), (52, 1091510), (56, 1013545), (62, 915460), (65, 873208), (70, 810836), (91, 623720), (104, 545755), (124, 457730), (130, 436604), (140, 405418), (155, 366184), (182, 311860), (217, 261560), (248, 228865), (260, 218302), (280, 202709), (310, 183092), (364, 155930), (403, 140840), (434, 130780), (455, 124744), (503, 112840), (520, 109151), (620, 91546), (728, 77965), (806, 70420), (868, 65390), (910, 62372), (1006, 56420), (1085, 52312), (1240, 45773), (1612, 35210), (1736, 32695), (1820, 31186), (2012, 28210), (2015, 28168), (2170, 26156), (2515, 22568), (2821, 20120), (3224, 17605), (3521, 16120), (3640, 15593), (4024, 14105), (4030, 14084), (4340, 13078), (5030, 11284), (5642, 10060), (6539, 8680), (7042, 8060)]