128426220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:872

約数の個数: 144

約数和(自身を含む): 425984832

約数和(自身を除く): 297558612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 355, 390, 426, 468, 585, 639, 710, 773, 780, 852, 923, 1065, 1170, 1278, 1420, 1546, 1846, 2130, 2319, 2340, 2556, 2769, 3092, 3195, 3692, 3865, 4260, 4615, 4638, 5538, 6390, 6957, 7730, 8307, 9230, 9276, 10049, 11076, 11595, 12780, 13845, 13914, 15460, 16614, 18460, 20098, 23190, 27690, 27828, 30147, 33228, 34785, 40196, 41535, 46380, 50245, 54883, 55380, 60294, 69570, 83070, 90441, 100490, 109766, 120588, 139140, 150735, 164649, 166140, 180882, 200980, 219532, 274415, 301470, 329298, 361764, 452205, 493947, 548830, 602940, 658596, 713479, 823245, 904410, 987894, 1097660, 1426958, 1646490, 1808820, 1975788, 2140437, 2469735, 2853916, 3292980, 3567395, 4280874, 4939470, 6421311, 7134790, 8561748, 9878940, 10702185, 12842622, 14269580, 21404370, 25685244, 32106555, 42808740, 64213110, 128426220]

約数ペア:

[(1, 128426220), (2, 64213110), (3, 42808740), (4, 32106555), (5, 25685244), (6, 21404370), (9, 14269580), (10, 12842622), (12, 10702185), (13, 9878940), (15, 8561748), (18, 7134790), (20, 6421311), (26, 4939470), (30, 4280874), (36, 3567395), (39, 3292980), (45, 2853916), (52, 2469735), (60, 2140437), (65, 1975788), (71, 1808820), (78, 1646490), (90, 1426958), (117, 1097660), (130, 987894), (142, 904410), (156, 823245), (180, 713479), (195, 658596), (213, 602940), (234, 548830), (260, 493947), (284, 452205), (355, 361764), (390, 329298), (426, 301470), (468, 274415), (585, 219532), (639, 200980), (710, 180882), (773, 166140), (780, 164649), (852, 150735), (923, 139140), (1065, 120588), (1170, 109766), (1278, 100490), (1420, 90441), (1546, 83070), (1846, 69570), (2130, 60294), (2319, 55380), (2340, 54883), (2556, 50245), (2769, 46380), (3092, 41535), (3195, 40196), (3692, 34785), (3865, 33228), (4260, 30147), (4615, 27828), (4638, 27690), (5538, 23190), (6390, 20098), (6957, 18460), (7730, 16614), (8307, 15460), (9230, 13914), (9276, 13845), (10049, 12780), (11076, 11595)]