212879940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:466

約数の個数: 192

約数和(自身を含む): 741801984

約数和(自身を除く): 528922044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 127, 130, 140, 156, 182, 195, 210, 254, 260, 273, 307, 364, 381, 390, 420, 455, 508, 546, 614, 635, 762, 780, 889, 910, 921, 1092, 1228, 1270, 1365, 1524, 1535, 1651, 1778, 1820, 1842, 1905, 2149, 2540, 2667, 2730, 3070, 3302, 3556, 3684, 3810, 3991, 4298, 4445, 4605, 4953, 5334, 5460, 6140, 6447, 6604, 7620, 7982, 8255, 8596, 8890, 9210, 9906, 10668, 10745, 11557, 11973, 12894, 13335, 15964, 16510, 17780, 18420, 19812, 19955, 21490, 23114, 23946, 24765, 25788, 26670, 27937, 32235, 33020, 34671, 38989, 39910, 42980, 46228, 47892, 49530, 53340, 55874, 57785, 59865, 64470, 69342, 77978, 79820, 83811, 99060, 111748, 115570, 116967, 119730, 128940, 138684, 139685, 155956, 167622, 173355, 194945, 231140, 233934, 239460, 272923, 279370, 335244, 346710, 389890, 419055, 467868, 506857, 545846, 558740, 584835, 693420, 779780, 818769, 838110, 1013714, 1091692, 1169670, 1364615, 1520571, 1637538, 1676220, 2027428, 2339340, 2534285, 2729230, 3041142, 3275076, 3547999, 4093845, 5068570, 5458460, 6082284, 7095998, 7602855, 8187690, 10137140, 10643997, 14191996, 15205710, 16375380, 17739995, 21287994, 30411420, 35479990, 42575988, 53219985, 70959980, 106439970, 212879940]

約数ペア:

[(1, 212879940), (2, 106439970), (3, 70959980), (4, 53219985), (5, 42575988), (6, 35479990), (7, 30411420), (10, 21287994), (12, 17739995), (13, 16375380), (14, 15205710), (15, 14191996), (20, 10643997), (21, 10137140), (26, 8187690), (28, 7602855), (30, 7095998), (35, 6082284), (39, 5458460), (42, 5068570), (52, 4093845), (60, 3547999), (65, 3275076), (70, 3041142), (78, 2729230), (84, 2534285), (91, 2339340), (105, 2027428), (127, 1676220), (130, 1637538), (140, 1520571), (156, 1364615), (182, 1169670), (195, 1091692), (210, 1013714), (254, 838110), (260, 818769), (273, 779780), (307, 693420), (364, 584835), (381, 558740), (390, 545846), (420, 506857), (455, 467868), (508, 419055), (546, 389890), (614, 346710), (635, 335244), (762, 279370), (780, 272923), (889, 239460), (910, 233934), (921, 231140), (1092, 194945), (1228, 173355), (1270, 167622), (1365, 155956), (1524, 139685), (1535, 138684), (1651, 128940), (1778, 119730), (1820, 116967), (1842, 115570), (1905, 111748), (2149, 99060), (2540, 83811), (2667, 79820), (2730, 77978), (3070, 69342), (3302, 64470), (3556, 59865), (3684, 57785), (3810, 55874), (3991, 53340), (4298, 49530), (4445, 47892), (4605, 46228), (4953, 42980), (5334, 39910), (5460, 38989), (6140, 34671), (6447, 33020), (6604, 32235), (7620, 27937), (7982, 26670), (8255, 25788), (8596, 24765), (8890, 23946), (9210, 23114), (9906, 21490), (10668, 19955), (10745, 19812), (11557, 18420), (11973, 17780), (12894, 16510), (13335, 15964)]