159993240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2073

約数の個数: 128

約数和(自身を含む): 532465920

約数和(自身を除く): 372472680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 366, 440, 488, 610, 660, 671, 732, 915, 1220, 1320, 1342, 1464, 1830, 1987, 2013, 2440, 2684, 3355, 3660, 3974, 4026, 5368, 5961, 6710, 7320, 7948, 8052, 9935, 10065, 11922, 13420, 15896, 16104, 19870, 20130, 21857, 23844, 26840, 29805, 39740, 40260, 43714, 47688, 59610, 65571, 79480, 80520, 87428, 109285, 119220, 121207, 131142, 174856, 218570, 238440, 242414, 262284, 327855, 363621, 437140, 484828, 524568, 606035, 655710, 727242, 874280, 969656, 1212070, 1311420, 1333277, 1454484, 1818105, 2424140, 2622840, 2666554, 2908968, 3636210, 3999831, 4848280, 5333108, 6666385, 7272420, 7999662, 10666216, 13332770, 14544840, 15999324, 19999155, 26665540, 31998648, 39998310, 53331080, 79996620, 159993240]

約数ペア:

[(1, 159993240), (2, 79996620), (3, 53331080), (4, 39998310), (5, 31998648), (6, 26665540), (8, 19999155), (10, 15999324), (11, 14544840), (12, 13332770), (15, 10666216), (20, 7999662), (22, 7272420), (24, 6666385), (30, 5333108), (33, 4848280), (40, 3999831), (44, 3636210), (55, 2908968), (60, 2666554), (61, 2622840), (66, 2424140), (88, 1818105), (110, 1454484), (120, 1333277), (122, 1311420), (132, 1212070), (165, 969656), (183, 874280), (220, 727242), (244, 655710), (264, 606035), (305, 524568), (330, 484828), (366, 437140), (440, 363621), (488, 327855), (610, 262284), (660, 242414), (671, 238440), (732, 218570), (915, 174856), (1220, 131142), (1320, 121207), (1342, 119220), (1464, 109285), (1830, 87428), (1987, 80520), (2013, 79480), (2440, 65571), (2684, 59610), (3355, 47688), (3660, 43714), (3974, 40260), (4026, 39740), (5368, 29805), (5961, 26840), (6710, 23844), (7320, 21857), (7948, 20130), (8052, 19870), (9935, 16104), (10065, 15896), (11922, 13420)]