12458680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 32281200

約数和(自身を除く): 19822520

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 97, 104, 130, 152, 169, 190, 194, 247, 260, 338, 380, 388, 485, 494, 520, 676, 760, 776, 845, 970, 988, 1235, 1261, 1352, 1690, 1843, 1940, 1976, 2470, 2522, 3211, 3380, 3686, 3880, 4940, 5044, 6305, 6422, 6760, 7372, 9215, 9880, 10088, 12610, 12844, 14744, 16055, 16393, 18430, 23959, 25220, 25688, 32110, 32786, 36860, 47918, 50440, 64220, 65572, 73720, 81965, 95836, 119795, 128440, 131144, 163930, 191672, 239590, 311467, 327860, 479180, 622934, 655720, 958360, 1245868, 1557335, 2491736, 3114670, 6229340, 12458680]

約数ペア:

[(1, 12458680), (2, 6229340), (4, 3114670), (5, 2491736), (8, 1557335), (10, 1245868), (13, 958360), (19, 655720), (20, 622934), (26, 479180), (38, 327860), (40, 311467), (52, 239590), (65, 191672), (76, 163930), (95, 131144), (97, 128440), (104, 119795), (130, 95836), (152, 81965), (169, 73720), (190, 65572), (194, 64220), (247, 50440), (260, 47918), (338, 36860), (380, 32786), (388, 32110), (485, 25688), (494, 25220), (520, 23959), (676, 18430), (760, 16393), (776, 16055), (845, 14744), (970, 12844), (988, 12610), (1235, 10088), (1261, 9880), (1352, 9215), (1690, 7372), (1843, 6760), (1940, 6422), (1976, 6305), (2470, 5044), (2522, 4940), (3211, 3880), (3380, 3686)]