18387810

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 60383232

約数和(自身を除く): 41995422

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 42, 45, 46, 47, 54, 63, 69, 70, 81, 90, 94, 105, 115, 126, 135, 138, 141, 161, 162, 189, 207, 210, 230, 235, 243, 270, 282, 315, 322, 329, 345, 378, 405, 414, 423, 470, 483, 486, 567, 621, 630, 658, 690, 705, 805, 810, 846, 945, 966, 987, 1035, 1081, 1134, 1215, 1242, 1269, 1410, 1449, 1610, 1645, 1701, 1863, 1890, 1974, 2070, 2115, 2162, 2415, 2430, 2538, 2835, 2898, 2961, 3105, 3243, 3290, 3402, 3726, 3807, 4230, 4347, 4830, 4935, 5405, 5589, 5670, 5922, 6210, 6345, 6486, 7245, 7567, 7614, 8505, 8694, 8883, 9315, 9729, 9870, 10810, 11178, 11421, 12690, 13041, 14490, 14805, 15134, 16215, 17010, 17766, 18630, 19035, 19458, 21735, 22701, 22842, 26082, 26649, 27945, 29187, 29610, 32430, 37835, 38070, 39123, 43470, 44415, 45402, 48645, 53298, 55890, 57105, 58374, 65205, 68103, 75670, 78246, 79947, 87561, 88830, 97290, 113505, 114210, 130410, 133245, 136206, 145935, 159894, 175122, 195615, 204309, 227010, 262683, 266490, 291870, 340515, 391230, 399735, 408618, 437805, 525366, 612927, 681030, 799470, 875610, 1021545, 1225854, 1313415, 1838781, 2043090, 2626830, 3064635, 3677562, 6129270, 9193905, 18387810]

約数ペア:

[(1, 18387810), (2, 9193905), (3, 6129270), (5, 3677562), (6, 3064635), (7, 2626830), (9, 2043090), (10, 1838781), (14, 1313415), (15, 1225854), (18, 1021545), (21, 875610), (23, 799470), (27, 681030), (30, 612927), (35, 525366), (42, 437805), (45, 408618), (46, 399735), (47, 391230), (54, 340515), (63, 291870), (69, 266490), (70, 262683), (81, 227010), (90, 204309), (94, 195615), (105, 175122), (115, 159894), (126, 145935), (135, 136206), (138, 133245), (141, 130410), (161, 114210), (162, 113505), (189, 97290), (207, 88830), (210, 87561), (230, 79947), (235, 78246), (243, 75670), (270, 68103), (282, 65205), (315, 58374), (322, 57105), (329, 55890), (345, 53298), (378, 48645), (405, 45402), (414, 44415), (423, 43470), (470, 39123), (483, 38070), (486, 37835), (567, 32430), (621, 29610), (630, 29187), (658, 27945), (690, 26649), (705, 26082), (805, 22842), (810, 22701), (846, 21735), (945, 19458), (966, 19035), (987, 18630), (1035, 17766), (1081, 17010), (1134, 16215), (1215, 15134), (1242, 14805), (1269, 14490), (1410, 13041), (1449, 12690), (1610, 11421), (1645, 11178), (1701, 10810), (1863, 9870), (1890, 9729), (1974, 9315), (2070, 8883), (2115, 8694), (2162, 8505), (2415, 7614), (2430, 7567), (2538, 7245), (2835, 6486), (2898, 6345), (2961, 6210), (3105, 5922), (3243, 5670), (3290, 5589), (3402, 5405), (3726, 4935), (3807, 4830), (4230, 4347)]