1647823728

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{1669}}^1$

素因数の和:2054

約数の個数: 80

約数和(自身を含む): 4337083520

約数和(自身を除く): 2689259792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 307, 402, 536, 614, 804, 921, 1072, 1228, 1608, 1669, 1842, 2456, 3216, 3338, 3684, 4912, 5007, 6676, 7368, 10014, 13352, 14736, 20028, 20569, 26704, 40056, 41138, 61707, 80112, 82276, 111823, 123414, 164552, 223646, 246828, 329104, 335469, 447292, 493656, 512383, 670938, 894584, 987312, 1024766, 1341876, 1537149, 1789168, 2049532, 2683752, 3074298, 4099064, 5367504, 6148596, 8198128, 12297192, 24594384, 34329661, 68659322, 102988983, 137318644, 205977966, 274637288, 411955932, 549274576, 823911864, 1647823728]

約数ペア:

[(1, 1647823728), (2, 823911864), (3, 549274576), (4, 411955932), (6, 274637288), (8, 205977966), (12, 137318644), (16, 102988983), (24, 68659322), (48, 34329661), (67, 24594384), (134, 12297192), (201, 8198128), (268, 6148596), (307, 5367504), (402, 4099064), (536, 3074298), (614, 2683752), (804, 2049532), (921, 1789168), (1072, 1537149), (1228, 1341876), (1608, 1024766), (1669, 987312), (1842, 894584), (2456, 670938), (3216, 512383), (3338, 493656), (3684, 447292), (4912, 335469), (5007, 329104), (6676, 246828), (7368, 223646), (10014, 164552), (13352, 123414), (14736, 111823), (20028, 82276), (20569, 80112), (26704, 61707), (40056, 41138)]