312794625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 645765120

約数和(自身を除く): 332970495

約数列:

[1, 3, 5, 11, 13, 15, 19, 25, 33, 39, 55, 57, 65, 75, 95, 125, 143, 165, 195, 209, 247, 275, 285, 307, 325, 375, 429, 475, 627, 715, 741, 825, 921, 975, 1045, 1235, 1375, 1425, 1535, 1625, 2145, 2375, 2717, 3135, 3377, 3575, 3705, 3991, 4125, 4605, 4875, 5225, 5833, 6175, 7125, 7675, 8151, 10131, 10725, 11973, 13585, 15675, 16885, 17499, 17875, 18525, 19955, 23025, 26125, 29165, 30875, 38375, 40755, 43901, 50655, 53625, 59865, 64163, 67925, 75829, 78375, 84425, 87495, 92625, 99775, 115125, 131703, 145825, 192489, 203775, 219505, 227487, 253275, 299325, 320815, 339625, 379145, 422125, 437475, 498875, 658515, 729125, 834119, 962445, 1018875, 1097525, 1137435, 1266375, 1496625, 1604075, 1895725, 2187375, 2502357, 3292575, 4170595, 4812225, 5487625, 5687175, 8020375, 9478625, 12511785, 16462875, 20852975, 24061125, 28435875, 62558925, 104264875, 312794625]

約数ペア:

[(1, 312794625), (3, 104264875), (5, 62558925), (11, 28435875), (13, 24061125), (15, 20852975), (19, 16462875), (25, 12511785), (33, 9478625), (39, 8020375), (55, 5687175), (57, 5487625), (65, 4812225), (75, 4170595), (95, 3292575), (125, 2502357), (143, 2187375), (165, 1895725), (195, 1604075), (209, 1496625), (247, 1266375), (275, 1137435), (285, 1097525), (307, 1018875), (325, 962445), (375, 834119), (429, 729125), (475, 658515), (627, 498875), (715, 437475), (741, 422125), (825, 379145), (921, 339625), (975, 320815), (1045, 299325), (1235, 253275), (1375, 227487), (1425, 219505), (1535, 203775), (1625, 192489), (2145, 145825), (2375, 131703), (2717, 115125), (3135, 99775), (3377, 92625), (3575, 87495), (3705, 84425), (3991, 78375), (4125, 75829), (4605, 67925), (4875, 64163), (5225, 59865), (5833, 53625), (6175, 50655), (7125, 43901), (7675, 40755), (8151, 38375), (10131, 30875), (10725, 29165), (11973, 26125), (13585, 23025), (15675, 19955), (16885, 18525), (17499, 17875)]