203709640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15767}}^1$

素因数の和:15814

約数の個数: 64

約数和(自身を含む): 510883200

約数和(自身を除く): 307173560

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 15767, 31534, 63068, 78835, 126136, 157670, 268039, 299573, 315340, 536078, 599146, 630680, 1072156, 1198292, 1340195, 1497865, 2144312, 2396584, 2680390, 2995730, 5092741, 5360780, 5991460, 10185482, 10721560, 11982920, 20370964, 25463705, 40741928, 50927410, 101854820, 203709640]

約数ペア:

[(1, 203709640), (2, 101854820), (4, 50927410), (5, 40741928), (8, 25463705), (10, 20370964), (17, 11982920), (19, 10721560), (20, 10185482), (34, 5991460), (38, 5360780), (40, 5092741), (68, 2995730), (76, 2680390), (85, 2396584), (95, 2144312), (136, 1497865), (152, 1340195), (170, 1198292), (190, 1072156), (323, 630680), (340, 599146), (380, 536078), (646, 315340), (680, 299573), (760, 268039), (1292, 157670), (1615, 126136), (2584, 78835), (3230, 63068), (6460, 31534), (12920, 15767)]