38557890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:933

約数の個数: 128

約数和(自身を含む): 122757120

約数和(自身を除く): 84199230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 42, 45, 46, 54, 63, 69, 70, 90, 105, 115, 126, 135, 138, 161, 189, 207, 210, 230, 270, 315, 322, 345, 378, 414, 483, 621, 630, 690, 805, 887, 945, 966, 1035, 1242, 1449, 1610, 1774, 1890, 2070, 2415, 2661, 2898, 3105, 4347, 4435, 4830, 5322, 6209, 6210, 7245, 7983, 8694, 8870, 12418, 13305, 14490, 15966, 18627, 20401, 21735, 23949, 26610, 31045, 37254, 39915, 40802, 43470, 47898, 55881, 61203, 62090, 79830, 93135, 102005, 111762, 119745, 122406, 142807, 167643, 183609, 186270, 204010, 239490, 279405, 285614, 306015, 335286, 367218, 428421, 550827, 558810, 612030, 714035, 838215, 856842, 918045, 1101654, 1285263, 1428070, 1676430, 1836090, 2142105, 2570526, 2754135, 3855789, 4284210, 5508270, 6426315, 7711578, 12852630, 19278945, 38557890]

約数ペア:

[(1, 38557890), (2, 19278945), (3, 12852630), (5, 7711578), (6, 6426315), (7, 5508270), (9, 4284210), (10, 3855789), (14, 2754135), (15, 2570526), (18, 2142105), (21, 1836090), (23, 1676430), (27, 1428070), (30, 1285263), (35, 1101654), (42, 918045), (45, 856842), (46, 838215), (54, 714035), (63, 612030), (69, 558810), (70, 550827), (90, 428421), (105, 367218), (115, 335286), (126, 306015), (135, 285614), (138, 279405), (161, 239490), (189, 204010), (207, 186270), (210, 183609), (230, 167643), (270, 142807), (315, 122406), (322, 119745), (345, 111762), (378, 102005), (414, 93135), (483, 79830), (621, 62090), (630, 61203), (690, 55881), (805, 47898), (887, 43470), (945, 40802), (966, 39915), (1035, 37254), (1242, 31045), (1449, 26610), (1610, 23949), (1774, 21735), (1890, 20401), (2070, 18627), (2415, 15966), (2661, 14490), (2898, 13305), (3105, 12418), (4347, 8870), (4435, 8694), (4830, 7983), (5322, 7245), (6209, 6210)]