86989140

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{2557}}^1$

素因数の和:2588

約数の個数: 144

約数和(自身を含む): 312853632

約数和(自身を除く): 225864492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2557, 2835, 3402, 3780, 4860, 5114, 5670, 6804, 7671, 8505, 10228, 11340, 12785, 15342, 17010, 17899, 23013, 25570, 30684, 34020, 35798, 38355, 46026, 51140, 53697, 69039, 71596, 76710, 89495, 92052, 107394, 115065, 138078, 153420, 161091, 178990, 207117, 214788, 230130, 268485, 276156, 322182, 345195, 357980, 414234, 460260, 483273, 536970, 621351, 644364, 690390, 805455, 828468, 966546, 1035585, 1073940, 1242702, 1380780, 1449819, 1610910, 1933092, 2071170, 2416365, 2485404, 2899638, 3106755, 3221820, 4142340, 4349457, 4832730, 5799276, 6213510, 7249095, 8698914, 9665460, 12427020, 14498190, 17397828, 21747285, 28996380, 43494570, 86989140]

約数ペア:

[(1, 86989140), (2, 43494570), (3, 28996380), (4, 21747285), (5, 17397828), (6, 14498190), (7, 12427020), (9, 9665460), (10, 8698914), (12, 7249095), (14, 6213510), (15, 5799276), (18, 4832730), (20, 4349457), (21, 4142340), (27, 3221820), (28, 3106755), (30, 2899638), (35, 2485404), (36, 2416365), (42, 2071170), (45, 1933092), (54, 1610910), (60, 1449819), (63, 1380780), (70, 1242702), (81, 1073940), (84, 1035585), (90, 966546), (105, 828468), (108, 805455), (126, 690390), (135, 644364), (140, 621351), (162, 536970), (180, 483273), (189, 460260), (210, 414234), (243, 357980), (252, 345195), (270, 322182), (315, 276156), (324, 268485), (378, 230130), (405, 214788), (420, 207117), (486, 178990), (540, 161091), (567, 153420), (630, 138078), (756, 115065), (810, 107394), (945, 92052), (972, 89495), (1134, 76710), (1215, 71596), (1260, 69039), (1620, 53697), (1701, 51140), (1890, 46026), (2268, 38355), (2430, 35798), (2557, 34020), (2835, 30684), (3402, 25570), (3780, 23013), (4860, 17899), (5114, 17010), (5670, 15342), (6804, 12785), (7671, 11340), (8505, 10228)]