81733680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{16217}}^1$

素因数の和:16243

約数の個数: 120

約数和(自身を含む): 313720992

約数和(自身を除く): 231987312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 16217, 32434, 48651, 64868, 81085, 97302, 113519, 129736, 145953, 162170, 194604, 227038, 243255, 259472, 291906, 324340, 340557, 389208, 454076, 486510, 567595, 583812, 648680, 681114, 729765, 778416, 908152, 973020, 1021671, 1135190, 1167624, 1297360, 1362228, 1459530, 1702785, 1816304, 1946040, 2043342, 2270380, 2335248, 2724456, 2919060, 3405570, 3892080, 4086684, 4540760, 5108355, 5448912, 5838120, 6811140, 8173368, 9081520, 10216710, 11676240, 13622280, 16346736, 20433420, 27244560, 40866840, 81733680]

約数ペア:

[(1, 81733680), (2, 40866840), (3, 27244560), (4, 20433420), (5, 16346736), (6, 13622280), (7, 11676240), (8, 10216710), (9, 9081520), (10, 8173368), (12, 6811140), (14, 5838120), (15, 5448912), (16, 5108355), (18, 4540760), (20, 4086684), (21, 3892080), (24, 3405570), (28, 2919060), (30, 2724456), (35, 2335248), (36, 2270380), (40, 2043342), (42, 1946040), (45, 1816304), (48, 1702785), (56, 1459530), (60, 1362228), (63, 1297360), (70, 1167624), (72, 1135190), (80, 1021671), (84, 973020), (90, 908152), (105, 778416), (112, 729765), (120, 681114), (126, 648680), (140, 583812), (144, 567595), (168, 486510), (180, 454076), (210, 389208), (240, 340557), (252, 324340), (280, 291906), (315, 259472), (336, 243255), (360, 227038), (420, 194604), (504, 162170), (560, 145953), (630, 129736), (720, 113519), (840, 97302), (1008, 81085), (1260, 64868), (1680, 48651), (2520, 32434), (5040, 16217)]