2018139720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{21589}}^1$

素因数の和:21663

約数の個数: 128

約数和(自身を含む): 6528816000

約数和(自身を除く): 4510676280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 779, 820, 984, 1140, 1230, 1558, 1640, 2280, 2337, 2460, 3116, 3895, 4674, 4920, 6232, 7790, 9348, 11685, 15580, 18696, 21589, 23370, 31160, 43178, 46740, 64767, 86356, 93480, 107945, 129534, 172712, 215890, 259068, 323835, 410191, 431780, 518136, 647670, 820382, 863560, 885149, 1230573, 1295340, 1640764, 1770298, 2050955, 2461146, 2590680, 2655447, 3281528, 3540596, 4101910, 4425745, 4922292, 5310894, 6152865, 7081192, 8203820, 8851490, 9844584, 10621788, 12305730, 13277235, 16407640, 16817831, 17702980, 21243576, 24611460, 26554470, 33635662, 35405960, 49222920, 50453493, 53108940, 67271324, 84089155, 100906986, 106217880, 134542648, 168178310, 201813972, 252267465, 336356620, 403627944, 504534930, 672713240, 1009069860, 2018139720]

約数ペア:

[(1, 2018139720), (2, 1009069860), (3, 672713240), (4, 504534930), (5, 403627944), (6, 336356620), (8, 252267465), (10, 201813972), (12, 168178310), (15, 134542648), (19, 106217880), (20, 100906986), (24, 84089155), (30, 67271324), (38, 53108940), (40, 50453493), (41, 49222920), (57, 35405960), (60, 33635662), (76, 26554470), (82, 24611460), (95, 21243576), (114, 17702980), (120, 16817831), (123, 16407640), (152, 13277235), (164, 12305730), (190, 10621788), (205, 9844584), (228, 8851490), (246, 8203820), (285, 7081192), (328, 6152865), (380, 5310894), (410, 4922292), (456, 4425745), (492, 4101910), (570, 3540596), (615, 3281528), (760, 2655447), (779, 2590680), (820, 2461146), (984, 2050955), (1140, 1770298), (1230, 1640764), (1558, 1295340), (1640, 1230573), (2280, 885149), (2337, 863560), (2460, 820382), (3116, 647670), (3895, 518136), (4674, 431780), (4920, 410191), (6232, 323835), (7790, 259068), (9348, 215890), (11685, 172712), (15580, 129534), (18696, 107945), (21589, 93480), (23370, 86356), (31160, 64767), (43178, 46740)]