61634480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 164989440

約数和(自身を除く): 103354960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 41, 43, 46, 76, 80, 82, 86, 92, 95, 115, 152, 164, 172, 184, 190, 205, 215, 230, 304, 328, 344, 368, 380, 410, 430, 437, 460, 656, 688, 760, 779, 817, 820, 860, 874, 920, 943, 989, 1520, 1558, 1634, 1640, 1720, 1748, 1763, 1840, 1886, 1978, 2185, 3116, 3268, 3280, 3440, 3496, 3526, 3772, 3895, 3956, 4085, 4370, 4715, 4945, 6232, 6536, 6992, 7052, 7544, 7790, 7912, 8170, 8740, 8815, 9430, 9890, 12464, 13072, 14104, 15088, 15580, 15824, 16340, 17480, 17630, 17917, 18791, 18860, 19780, 28208, 31160, 32680, 33497, 34960, 35260, 35834, 37582, 37720, 39560, 40549, 62320, 65360, 66994, 70520, 71668, 75164, 75440, 79120, 81098, 89585, 93955, 133988, 141040, 143336, 150328, 162196, 167485, 179170, 187910, 202745, 267976, 286672, 300656, 324392, 334970, 358340, 375820, 405490, 535952, 648784, 669940, 716680, 751640, 770431, 810980, 1339880, 1433360, 1503280, 1540862, 1621960, 2679760, 3081724, 3243920, 3852155, 6163448, 7704310, 12326896, 15408620, 30817240, 61634480]

約数ペア:

[(1, 61634480), (2, 30817240), (4, 15408620), (5, 12326896), (8, 7704310), (10, 6163448), (16, 3852155), (19, 3243920), (20, 3081724), (23, 2679760), (38, 1621960), (40, 1540862), (41, 1503280), (43, 1433360), (46, 1339880), (76, 810980), (80, 770431), (82, 751640), (86, 716680), (92, 669940), (95, 648784), (115, 535952), (152, 405490), (164, 375820), (172, 358340), (184, 334970), (190, 324392), (205, 300656), (215, 286672), (230, 267976), (304, 202745), (328, 187910), (344, 179170), (368, 167485), (380, 162196), (410, 150328), (430, 143336), (437, 141040), (460, 133988), (656, 93955), (688, 89585), (760, 81098), (779, 79120), (817, 75440), (820, 75164), (860, 71668), (874, 70520), (920, 66994), (943, 65360), (989, 62320), (1520, 40549), (1558, 39560), (1634, 37720), (1640, 37582), (1720, 35834), (1748, 35260), (1763, 34960), (1840, 33497), (1886, 32680), (1978, 31160), (2185, 28208), (3116, 19780), (3268, 18860), (3280, 18791), (3440, 17917), (3496, 17630), (3526, 17480), (3772, 16340), (3895, 15824), (3956, 15580), (4085, 15088), (4370, 14104), (4715, 13072), (4945, 12464), (6232, 9890), (6536, 9430), (6992, 8815), (7052, 8740), (7544, 8170), (7790, 7912)]