8815287720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1\times {\mathrm{1847}}^1$

素因数の和:3175

約数の個数: 128

約数和(自身を含む): 27335024640

約数和(自身を除く): 18519736920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1283, 1847, 1860, 2566, 3694, 3720, 3849, 5132, 5541, 6415, 7388, 7698, 9235, 10264, 11082, 12830, 14776, 15396, 18470, 19245, 22164, 25660, 27705, 30792, 36940, 38490, 39773, 44328, 51320, 55410, 57257, 73880, 76980, 79546, 110820, 114514, 119319, 153960, 159092, 171771, 198865, 221640, 229028, 238638, 286285, 318184, 343542, 397730, 458056, 477276, 572570, 596595, 687084, 795460, 858855, 954552, 1145140, 1193190, 1374168, 1590920, 1717710, 2290280, 2369701, 2386380, 3435420, 4739402, 4772760, 6870840, 7109103, 9478804, 11848505, 14218206, 18957608, 23697010, 28436412, 35545515, 47394020, 56872824, 71091030, 73460731, 94788040, 142182060, 146921462, 220382193, 284364120, 293842924, 367303655, 440764386, 587685848, 734607310, 881528772, 1101910965, 1469214620, 1763057544, 2203821930, 2938429240, 4407643860, 8815287720]

約数ペア:

[(1, 8815287720), (2, 4407643860), (3, 2938429240), (4, 2203821930), (5, 1763057544), (6, 1469214620), (8, 1101910965), (10, 881528772), (12, 734607310), (15, 587685848), (20, 440764386), (24, 367303655), (30, 293842924), (31, 284364120), (40, 220382193), (60, 146921462), (62, 142182060), (93, 94788040), (120, 73460731), (124, 71091030), (155, 56872824), (186, 47394020), (248, 35545515), (310, 28436412), (372, 23697010), (465, 18957608), (620, 14218206), (744, 11848505), (930, 9478804), (1240, 7109103), (1283, 6870840), (1847, 4772760), (1860, 4739402), (2566, 3435420), (3694, 2386380), (3720, 2369701), (3849, 2290280), (5132, 1717710), (5541, 1590920), (6415, 1374168), (7388, 1193190), (7698, 1145140), (9235, 954552), (10264, 858855), (11082, 795460), (12830, 687084), (14776, 596595), (15396, 572570), (18470, 477276), (19245, 458056), (22164, 397730), (25660, 343542), (27705, 318184), (30792, 286285), (36940, 238638), (38490, 229028), (39773, 221640), (44328, 198865), (51320, 171771), (55410, 159092), (57257, 153960), (73880, 119319), (76980, 114514), (79546, 110820)]