1812655560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6863}}^1$

素因数の和:6979

約数の個数: 128

約数和(自身を含む): 5693276160

約数和(自身を除く): 3880620600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 568, 620, 710, 744, 852, 930, 1065, 1240, 1420, 1704, 1860, 2130, 2201, 2840, 3720, 4260, 4402, 6603, 6863, 8520, 8804, 11005, 13206, 13726, 17608, 20589, 22010, 26412, 27452, 33015, 34315, 41178, 44020, 52824, 54904, 66030, 68630, 82356, 88040, 102945, 132060, 137260, 164712, 205890, 212753, 264120, 274520, 411780, 425506, 487273, 638259, 823560, 851012, 974546, 1063765, 1276518, 1461819, 1702024, 1949092, 2127530, 2436365, 2553036, 2923638, 3191295, 3898184, 4255060, 4872730, 5106072, 5847276, 6382590, 7309095, 8510120, 9745460, 11694552, 12765180, 14618190, 15105463, 19490920, 25530360, 29236380, 30210926, 45316389, 58472760, 60421852, 75527315, 90632778, 120843704, 151054630, 181265556, 226581945, 302109260, 362531112, 453163890, 604218520, 906327780, 1812655560]

約数ペア:

[(1, 1812655560), (2, 906327780), (3, 604218520), (4, 453163890), (5, 362531112), (6, 302109260), (8, 226581945), (10, 181265556), (12, 151054630), (15, 120843704), (20, 90632778), (24, 75527315), (30, 60421852), (31, 58472760), (40, 45316389), (60, 30210926), (62, 29236380), (71, 25530360), (93, 19490920), (120, 15105463), (124, 14618190), (142, 12765180), (155, 11694552), (186, 9745460), (213, 8510120), (248, 7309095), (284, 6382590), (310, 5847276), (355, 5106072), (372, 4872730), (426, 4255060), (465, 3898184), (568, 3191295), (620, 2923638), (710, 2553036), (744, 2436365), (852, 2127530), (930, 1949092), (1065, 1702024), (1240, 1461819), (1420, 1276518), (1704, 1063765), (1860, 974546), (2130, 851012), (2201, 823560), (2840, 638259), (3720, 487273), (4260, 425506), (4402, 411780), (6603, 274520), (6863, 264120), (8520, 212753), (8804, 205890), (11005, 164712), (13206, 137260), (13726, 132060), (17608, 102945), (20589, 88040), (22010, 82356), (26412, 68630), (27452, 66030), (33015, 54904), (34315, 52824), (41178, 44020)]