26560620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 85307040

約数和(自身を除く): 58746420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 59, 60, 61, 82, 90, 118, 122, 123, 164, 177, 180, 183, 205, 236, 244, 246, 295, 305, 354, 366, 369, 410, 492, 531, 549, 590, 610, 615, 708, 732, 738, 820, 885, 915, 1062, 1098, 1180, 1220, 1230, 1476, 1770, 1830, 1845, 2124, 2196, 2419, 2460, 2501, 2655, 2745, 3540, 3599, 3660, 3690, 4838, 5002, 5310, 5490, 7198, 7257, 7380, 7503, 9676, 10004, 10620, 10797, 10980, 12095, 12505, 14396, 14514, 15006, 17995, 21594, 21771, 22509, 24190, 25010, 29028, 30012, 32391, 35990, 36285, 37515, 43188, 43542, 45018, 48380, 50020, 53985, 64782, 71980, 72570, 75030, 87084, 90036, 107970, 108855, 112545, 129564, 145140, 147559, 150060, 161955, 215940, 217710, 225090, 295118, 323910, 435420, 442677, 450180, 590236, 647820, 737795, 885354, 1328031, 1475590, 1770708, 2213385, 2656062, 2951180, 4426770, 5312124, 6640155, 8853540, 13280310, 26560620]

約数ペア:

[(1, 26560620), (2, 13280310), (3, 8853540), (4, 6640155), (5, 5312124), (6, 4426770), (9, 2951180), (10, 2656062), (12, 2213385), (15, 1770708), (18, 1475590), (20, 1328031), (30, 885354), (36, 737795), (41, 647820), (45, 590236), (59, 450180), (60, 442677), (61, 435420), (82, 323910), (90, 295118), (118, 225090), (122, 217710), (123, 215940), (164, 161955), (177, 150060), (180, 147559), (183, 145140), (205, 129564), (236, 112545), (244, 108855), (246, 107970), (295, 90036), (305, 87084), (354, 75030), (366, 72570), (369, 71980), (410, 64782), (492, 53985), (531, 50020), (549, 48380), (590, 45018), (610, 43542), (615, 43188), (708, 37515), (732, 36285), (738, 35990), (820, 32391), (885, 30012), (915, 29028), (1062, 25010), (1098, 24190), (1180, 22509), (1220, 21771), (1230, 21594), (1476, 17995), (1770, 15006), (1830, 14514), (1845, 14396), (2124, 12505), (2196, 12095), (2419, 10980), (2460, 10797), (2501, 10620), (2655, 10004), (2745, 9676), (3540, 7503), (3599, 7380), (3660, 7257), (3690, 7198), (4838, 5490), (5002, 5310)]