215682376

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:579

約数の個数: 128

約数和(自身を含む): 541900800

約数和(自身を除く): 326218424

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 124, 133, 152, 182, 217, 247, 248, 266, 364, 403, 434, 494, 503, 532, 589, 728, 806, 868, 988, 1006, 1064, 1178, 1612, 1729, 1736, 1976, 2012, 2356, 2821, 3224, 3458, 3521, 4024, 4123, 4712, 5642, 6539, 6916, 7042, 7657, 8246, 9557, 11284, 13078, 13832, 14084, 15314, 15593, 16492, 19114, 22568, 26156, 28168, 30628, 31186, 32984, 38228, 45773, 52312, 53599, 61256, 62372, 66899, 76456, 91546, 107198, 109151, 124241, 124744, 133798, 183092, 202709, 214396, 218302, 248482, 267596, 296267, 366184, 405418, 428792, 436604, 496964, 535192, 592534, 810836, 869687, 873208, 993928, 1185068, 1418963, 1621672, 1739374, 2073869, 2370136, 2837926, 3478748, 3851471, 4147738, 5675852, 6957496, 7702942, 8295476, 11351704, 15405884, 16590952, 26960297, 30811768, 53920594, 107841188, 215682376]

約数ペア:

[(1, 215682376), (2, 107841188), (4, 53920594), (7, 30811768), (8, 26960297), (13, 16590952), (14, 15405884), (19, 11351704), (26, 8295476), (28, 7702942), (31, 6957496), (38, 5675852), (52, 4147738), (56, 3851471), (62, 3478748), (76, 2837926), (91, 2370136), (104, 2073869), (124, 1739374), (133, 1621672), (152, 1418963), (182, 1185068), (217, 993928), (247, 873208), (248, 869687), (266, 810836), (364, 592534), (403, 535192), (434, 496964), (494, 436604), (503, 428792), (532, 405418), (589, 366184), (728, 296267), (806, 267596), (868, 248482), (988, 218302), (1006, 214396), (1064, 202709), (1178, 183092), (1612, 133798), (1729, 124744), (1736, 124241), (1976, 109151), (2012, 107198), (2356, 91546), (2821, 76456), (3224, 66899), (3458, 62372), (3521, 61256), (4024, 53599), (4123, 52312), (4712, 45773), (5642, 38228), (6539, 32984), (6916, 31186), (7042, 30628), (7657, 28168), (8246, 26156), (9557, 22568), (11284, 19114), (13078, 16492), (13832, 15593), (14084, 15314)]