84276920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 128

約数和(自身を含む): 236476800

約数和(自身を除く): 152199880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 137, 140, 169, 182, 260, 274, 280, 338, 364, 455, 520, 548, 676, 685, 728, 845, 910, 959, 1096, 1183, 1352, 1370, 1690, 1781, 1820, 1918, 2197, 2366, 2740, 3380, 3562, 3640, 3836, 4394, 4732, 4795, 5480, 5915, 6760, 7124, 7672, 8788, 8905, 9464, 9590, 10985, 11830, 12467, 14248, 15379, 17576, 17810, 19180, 21970, 23153, 23660, 24934, 30758, 35620, 38360, 43940, 46306, 47320, 49868, 61516, 62335, 71240, 76895, 87880, 92612, 99736, 115765, 123032, 124670, 153790, 162071, 185224, 231530, 249340, 300989, 307580, 324142, 463060, 498680, 601978, 615160, 648284, 810355, 926120, 1203956, 1296568, 1504945, 1620710, 2106923, 2407912, 3009890, 3241420, 4213846, 6019780, 6482840, 8427692, 10534615, 12039560, 16855384, 21069230, 42138460, 84276920]

約数ペア:

[(1, 84276920), (2, 42138460), (4, 21069230), (5, 16855384), (7, 12039560), (8, 10534615), (10, 8427692), (13, 6482840), (14, 6019780), (20, 4213846), (26, 3241420), (28, 3009890), (35, 2407912), (40, 2106923), (52, 1620710), (56, 1504945), (65, 1296568), (70, 1203956), (91, 926120), (104, 810355), (130, 648284), (137, 615160), (140, 601978), (169, 498680), (182, 463060), (260, 324142), (274, 307580), (280, 300989), (338, 249340), (364, 231530), (455, 185224), (520, 162071), (548, 153790), (676, 124670), (685, 123032), (728, 115765), (845, 99736), (910, 92612), (959, 87880), (1096, 76895), (1183, 71240), (1352, 62335), (1370, 61516), (1690, 49868), (1781, 47320), (1820, 46306), (1918, 43940), (2197, 38360), (2366, 35620), (2740, 30758), (3380, 24934), (3562, 23660), (3640, 23153), (3836, 21970), (4394, 19180), (4732, 17810), (4795, 17576), (5480, 15379), (5915, 14248), (6760, 12467), (7124, 11830), (7672, 10985), (8788, 9590), (8905, 9464)]