18440289240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{22229}}^1$

素因数の和:22497

約数の個数: 128

約数和(自身を含む): 57364070400

約数和(自身を除く): 38923781160

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, 223, 248, 310, 372, 446, 465, 620, 669, 744, 892, 930, 1115, 1240, 1338, 1784, 1860, 2230, 2676, 3345, 3720, 4460, 5352, 6690, 6913, 8920, 13380, 13826, 20739, 22229, 26760, 27652, 34565, 41478, 44458, 55304, 66687, 69130, 82956, 88916, 103695, 111145, 133374, 138260, 165912, 177832, 207390, 222290, 266748, 276520, 333435, 414780, 444580, 533496, 666870, 689099, 829560, 889160, 1333740, 1378198, 2067297, 2667480, 2756396, 3445495, 4134594, 4957067, 5512792, 6890990, 8269188, 9914134, 10336485, 13781980, 14871201, 16538376, 19828268, 20672970, 24785335, 27563960, 29742402, 39656536, 41345940, 49570670, 59484804, 74356005, 82691880, 99141340, 118969608, 148712010, 153669077, 198282680, 297424020, 307338154, 461007231, 594848040, 614676308, 768345385, 922014462, 1229352616, 1536690770, 1844028924, 2305036155, 3073381540, 3688057848, 4610072310, 6146763080, 9220144620, 18440289240]

約数ペア:

[(1, 18440289240), (2, 9220144620), (3, 6146763080), (4, 4610072310), (5, 3688057848), (6, 3073381540), (8, 2305036155), (10, 1844028924), (12, 1536690770), (15, 1229352616), (20, 922014462), (24, 768345385), (30, 614676308), (31, 594848040), (40, 461007231), (60, 307338154), (62, 297424020), (93, 198282680), (120, 153669077), (124, 148712010), (155, 118969608), (186, 99141340), (223, 82691880), (248, 74356005), (310, 59484804), (372, 49570670), (446, 41345940), (465, 39656536), (620, 29742402), (669, 27563960), (744, 24785335), (892, 20672970), (930, 19828268), (1115, 16538376), (1240, 14871201), (1338, 13781980), (1784, 10336485), (1860, 9914134), (2230, 8269188), (2676, 6890990), (3345, 5512792), (3720, 4957067), (4460, 4134594), (5352, 3445495), (6690, 2756396), (6913, 2667480), (8920, 2067297), (13380, 1378198), (13826, 1333740), (20739, 889160), (22229, 829560), (26760, 689099), (27652, 666870), (34565, 533496), (41478, 444580), (44458, 414780), (55304, 333435), (66687, 276520), (69130, 266748), (82956, 222290), (88916, 207390), (103695, 177832), (111145, 165912), (133374, 138260)]