127981008

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:517

約数の個数: 120

約数和(自身を含む): 374741640

約数和(自身を除く): 246760632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 53, 72, 82, 106, 123, 144, 159, 164, 212, 246, 318, 328, 369, 409, 424, 477, 492, 636, 656, 738, 818, 848, 954, 984, 1227, 1272, 1476, 1636, 1908, 1968, 2173, 2454, 2544, 2952, 3272, 3681, 3816, 4346, 4908, 5904, 6519, 6544, 7362, 7632, 8692, 9816, 13038, 14724, 16769, 17384, 19557, 19632, 21677, 26076, 29448, 33538, 34768, 39114, 43354, 50307, 52152, 58896, 65031, 67076, 78228, 86708, 100614, 104304, 130062, 134152, 150921, 156456, 173416, 195093, 201228, 260124, 268304, 301842, 312912, 346832, 390186, 402456, 520248, 603684, 780372, 804912, 888757, 1040496, 1207368, 1560744, 1777514, 2414736, 2666271, 3121488, 3555028, 5332542, 7110056, 7998813, 10665084, 14220112, 15997626, 21330168, 31995252, 42660336, 63990504, 127981008]

約数ペア:

[(1, 127981008), (2, 63990504), (3, 42660336), (4, 31995252), (6, 21330168), (8, 15997626), (9, 14220112), (12, 10665084), (16, 7998813), (18, 7110056), (24, 5332542), (36, 3555028), (41, 3121488), (48, 2666271), (53, 2414736), (72, 1777514), (82, 1560744), (106, 1207368), (123, 1040496), (144, 888757), (159, 804912), (164, 780372), (212, 603684), (246, 520248), (318, 402456), (328, 390186), (369, 346832), (409, 312912), (424, 301842), (477, 268304), (492, 260124), (636, 201228), (656, 195093), (738, 173416), (818, 156456), (848, 150921), (954, 134152), (984, 130062), (1227, 104304), (1272, 100614), (1476, 86708), (1636, 78228), (1908, 67076), (1968, 65031), (2173, 58896), (2454, 52152), (2544, 50307), (2952, 43354), (3272, 39114), (3681, 34768), (3816, 33538), (4346, 29448), (4908, 26076), (5904, 21677), (6519, 19632), (6544, 19557), (7362, 17384), (7632, 16769), (8692, 14724), (9816, 13038)]