221997120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3257}}^1$

素因数の和:3348

約数の個数: 112

約数和(自身を含む): 714987648

約数和(自身を除く): 492990528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 192, 213, 240, 284, 320, 355, 426, 480, 568, 710, 852, 960, 1065, 1136, 1420, 1704, 2130, 2272, 2840, 3257, 3408, 4260, 4544, 5680, 6514, 6816, 8520, 9771, 11360, 13028, 13632, 16285, 17040, 19542, 22720, 26056, 32570, 34080, 39084, 48855, 52112, 65140, 68160, 78168, 97710, 104224, 130280, 156336, 195420, 208448, 231247, 260560, 312672, 390840, 462494, 521120, 625344, 693741, 781680, 924988, 1042240, 1156235, 1387482, 1563360, 1849976, 2312470, 2774964, 3126720, 3468705, 3699952, 4624940, 5549928, 6937410, 7399904, 9249880, 11099856, 13874820, 14799808, 18499760, 22199712, 27749640, 36999520, 44399424, 55499280, 73999040, 110998560, 221997120]

約数ペア:

[(1, 221997120), (2, 110998560), (3, 73999040), (4, 55499280), (5, 44399424), (6, 36999520), (8, 27749640), (10, 22199712), (12, 18499760), (15, 14799808), (16, 13874820), (20, 11099856), (24, 9249880), (30, 7399904), (32, 6937410), (40, 5549928), (48, 4624940), (60, 3699952), (64, 3468705), (71, 3126720), (80, 2774964), (96, 2312470), (120, 1849976), (142, 1563360), (160, 1387482), (192, 1156235), (213, 1042240), (240, 924988), (284, 781680), (320, 693741), (355, 625344), (426, 521120), (480, 462494), (568, 390840), (710, 312672), (852, 260560), (960, 231247), (1065, 208448), (1136, 195420), (1420, 156336), (1704, 130280), (2130, 104224), (2272, 97710), (2840, 78168), (3257, 68160), (3408, 65140), (4260, 52112), (4544, 48855), (5680, 39084), (6514, 34080), (6816, 32570), (8520, 26056), (9771, 22720), (11360, 19542), (13028, 17040), (13632, 16285)]