242567728

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{823}}^1$

素因数の和:966

約数の個数: 60

約数和(自身を含む): 514200720

約数和(自身を除く): 271632992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 169, 208, 218, 338, 436, 676, 823, 872, 1352, 1417, 1646, 1744, 2704, 2834, 3292, 5668, 6584, 10699, 11336, 13168, 18421, 21398, 22672, 36842, 42796, 73684, 85592, 89707, 139087, 147368, 171184, 179414, 278174, 294736, 358828, 556348, 717656, 1112696, 1166191, 1435312, 2225392, 2332382, 4664764, 9329528, 15160483, 18659056, 30320966, 60641932, 121283864, 242567728]

約数ペア:

[(1, 242567728), (2, 121283864), (4, 60641932), (8, 30320966), (13, 18659056), (16, 15160483), (26, 9329528), (52, 4664764), (104, 2332382), (109, 2225392), (169, 1435312), (208, 1166191), (218, 1112696), (338, 717656), (436, 556348), (676, 358828), (823, 294736), (872, 278174), (1352, 179414), (1417, 171184), (1646, 147368), (1744, 139087), (2704, 89707), (2834, 85592), (3292, 73684), (5668, 42796), (6584, 36842), (10699, 22672), (11336, 21398), (13168, 18421)]