142999280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 120

約数和(自身を含む): 362060160

約数和(自身を除く): 219060880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 109, 115, 124, 155, 184, 218, 230, 248, 310, 368, 436, 460, 496, 529, 545, 620, 713, 872, 920, 1058, 1090, 1240, 1426, 1744, 1840, 2116, 2180, 2480, 2507, 2645, 2852, 3379, 3565, 4232, 4360, 5014, 5290, 5704, 6758, 7130, 8464, 8720, 10028, 10580, 11408, 12535, 13516, 14260, 16399, 16895, 20056, 21160, 25070, 27032, 28520, 32798, 33790, 40112, 42320, 50140, 54064, 57040, 57661, 65596, 67580, 77717, 81995, 100280, 115322, 131192, 135160, 155434, 163990, 200560, 230644, 262384, 270320, 288305, 310868, 327980, 388585, 461288, 576610, 621736, 655960, 777170, 922576, 1153220, 1243472, 1311920, 1554340, 1787491, 2306440, 3108680, 3574982, 4612880, 6217360, 7149964, 8937455, 14299928, 17874910, 28599856, 35749820, 71499640, 142999280]

約数ペア:

[(1, 142999280), (2, 71499640), (4, 35749820), (5, 28599856), (8, 17874910), (10, 14299928), (16, 8937455), (20, 7149964), (23, 6217360), (31, 4612880), (40, 3574982), (46, 3108680), (62, 2306440), (80, 1787491), (92, 1554340), (109, 1311920), (115, 1243472), (124, 1153220), (155, 922576), (184, 777170), (218, 655960), (230, 621736), (248, 576610), (310, 461288), (368, 388585), (436, 327980), (460, 310868), (496, 288305), (529, 270320), (545, 262384), (620, 230644), (713, 200560), (872, 163990), (920, 155434), (1058, 135160), (1090, 131192), (1240, 115322), (1426, 100280), (1744, 81995), (1840, 77717), (2116, 67580), (2180, 65596), (2480, 57661), (2507, 57040), (2645, 54064), (2852, 50140), (3379, 42320), (3565, 40112), (4232, 33790), (4360, 32798), (5014, 28520), (5290, 27032), (5704, 25070), (6758, 21160), (7130, 20056), (8464, 16895), (8720, 16399), (10028, 14260), (10580, 13516), (11408, 12535)]