178385040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2273}}^1$

素因数の和:2401

約数の個数: 120

約数和(自身を含む): 604838520

約数和(自身を除く): 426453480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 109, 120, 144, 180, 218, 240, 327, 360, 436, 545, 654, 720, 872, 981, 1090, 1308, 1635, 1744, 1962, 2180, 2273, 2616, 3270, 3924, 4360, 4546, 4905, 5232, 6540, 6819, 7848, 8720, 9092, 9810, 11365, 13080, 13638, 15696, 18184, 19620, 20457, 22730, 26160, 27276, 34095, 36368, 39240, 40914, 45460, 54552, 68190, 78480, 81828, 90920, 102285, 109104, 136380, 163656, 181840, 204570, 247757, 272760, 327312, 409140, 495514, 545520, 743271, 818280, 991028, 1238785, 1486542, 1636560, 1982056, 2229813, 2477570, 2973084, 3716355, 3964112, 4459626, 4955140, 5946168, 7432710, 8919252, 9910280, 11149065, 11892336, 14865420, 17838504, 19820560, 22298130, 29730840, 35677008, 44596260, 59461680, 89192520, 178385040]

約数ペア:

[(1, 178385040), (2, 89192520), (3, 59461680), (4, 44596260), (5, 35677008), (6, 29730840), (8, 22298130), (9, 19820560), (10, 17838504), (12, 14865420), (15, 11892336), (16, 11149065), (18, 9910280), (20, 8919252), (24, 7432710), (30, 5946168), (36, 4955140), (40, 4459626), (45, 3964112), (48, 3716355), (60, 2973084), (72, 2477570), (80, 2229813), (90, 1982056), (109, 1636560), (120, 1486542), (144, 1238785), (180, 991028), (218, 818280), (240, 743271), (327, 545520), (360, 495514), (436, 409140), (545, 327312), (654, 272760), (720, 247757), (872, 204570), (981, 181840), (1090, 163656), (1308, 136380), (1635, 109104), (1744, 102285), (1962, 90920), (2180, 81828), (2273, 78480), (2616, 68190), (3270, 54552), (3924, 45460), (4360, 40914), (4546, 39240), (4905, 36368), (5232, 34095), (6540, 27276), (6819, 26160), (7848, 22730), (8720, 20457), (9092, 19620), (9810, 18184), (11365, 15696), (13080, 13638)]