1968374040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{1249}}^1$

素因数の和:1857

約数の個数: 128

約数和(自身を含む): 6177600000

約数和(自身を除く): 4209225960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 571, 690, 920, 1142, 1249, 1380, 1713, 2284, 2498, 2760, 2855, 3426, 3747, 4568, 4996, 5710, 6245, 6852, 7494, 8565, 9992, 11420, 12490, 13133, 13704, 14988, 17130, 18735, 22840, 24980, 26266, 28727, 29976, 34260, 37470, 39399, 49960, 52532, 57454, 65665, 68520, 74940, 78798, 86181, 105064, 114908, 131330, 143635, 149880, 157596, 172362, 196995, 229816, 262660, 287270, 315192, 344724, 393990, 430905, 525320, 574540, 689448, 713179, 787980, 861810, 1149080, 1426358, 1575960, 1723620, 2139537, 2852716, 3447240, 3565895, 4279074, 5705432, 7131790, 8558148, 10697685, 14263580, 16403117, 17116296, 21395370, 28527160, 32806234, 42790740, 49209351, 65612468, 82015585, 85581480, 98418702, 131224936, 164031170, 196837404, 246046755, 328062340, 393674808, 492093510, 656124680, 984187020, 1968374040]

約数ペア:

[(1, 1968374040), (2, 984187020), (3, 656124680), (4, 492093510), (5, 393674808), (6, 328062340), (8, 246046755), (10, 196837404), (12, 164031170), (15, 131224936), (20, 98418702), (23, 85581480), (24, 82015585), (30, 65612468), (40, 49209351), (46, 42790740), (60, 32806234), (69, 28527160), (92, 21395370), (115, 17116296), (120, 16403117), (138, 14263580), (184, 10697685), (230, 8558148), (276, 7131790), (345, 5705432), (460, 4279074), (552, 3565895), (571, 3447240), (690, 2852716), (920, 2139537), (1142, 1723620), (1249, 1575960), (1380, 1426358), (1713, 1149080), (2284, 861810), (2498, 787980), (2760, 713179), (2855, 689448), (3426, 574540), (3747, 525320), (4568, 430905), (4996, 393990), (5710, 344724), (6245, 315192), (6852, 287270), (7494, 262660), (8565, 229816), (9992, 196995), (11420, 172362), (12490, 157596), (13133, 149880), (13704, 143635), (14988, 131330), (17130, 114908), (18735, 105064), (22840, 86181), (24980, 78798), (26266, 74940), (28727, 68520), (29976, 65665), (34260, 57454), (37470, 52532), (39399, 49960)]