212639700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7789}}^1$

素因数の和:7826

約数の個数: 144

約数和(自身を含む): 757312640

約数和(自身を除く): 544672940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 3900, 4550, 5460, 6825, 7789, 9100, 13650, 15578, 23367, 27300, 31156, 38945, 46734, 54523, 77890, 93468, 101257, 109046, 116835, 155780, 163569, 194725, 202514, 218092, 233670, 272615, 303771, 327138, 389450, 405028, 467340, 506285, 545230, 584175, 607542, 654276, 708799, 778900, 817845, 1012570, 1090460, 1168350, 1215084, 1363075, 1417598, 1518855, 1635690, 2025140, 2126397, 2336700, 2531425, 2726150, 2835196, 3037710, 3271380, 3543995, 4089225, 4252794, 5062850, 5452300, 6075420, 7087990, 7594275, 8178450, 8505588, 10125700, 10631985, 14175980, 15188550, 16356900, 17719975, 21263970, 30377100, 35439950, 42527940, 53159925, 70879900, 106319850, 212639700]

約数ペア:

[(1, 212639700), (2, 106319850), (3, 70879900), (4, 53159925), (5, 42527940), (6, 35439950), (7, 30377100), (10, 21263970), (12, 17719975), (13, 16356900), (14, 15188550), (15, 14175980), (20, 10631985), (21, 10125700), (25, 8505588), (26, 8178450), (28, 7594275), (30, 7087990), (35, 6075420), (39, 5452300), (42, 5062850), (50, 4252794), (52, 4089225), (60, 3543995), (65, 3271380), (70, 3037710), (75, 2835196), (78, 2726150), (84, 2531425), (91, 2336700), (100, 2126397), (105, 2025140), (130, 1635690), (140, 1518855), (150, 1417598), (156, 1363075), (175, 1215084), (182, 1168350), (195, 1090460), (210, 1012570), (260, 817845), (273, 778900), (300, 708799), (325, 654276), (350, 607542), (364, 584175), (390, 545230), (420, 506285), (455, 467340), (525, 405028), (546, 389450), (650, 327138), (700, 303771), (780, 272615), (910, 233670), (975, 218092), (1050, 202514), (1092, 194725), (1300, 163569), (1365, 155780), (1820, 116835), (1950, 109046), (2100, 101257), (2275, 93468), (2730, 77890), (3900, 54523), (4550, 46734), (5460, 38945), (6825, 31156), (7789, 27300), (9100, 23367), (13650, 15578)]