1799591680

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 4505989824

約数和(自身を除く): 2706398144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 53, 64, 80, 82, 106, 128, 160, 164, 205, 212, 256, 265, 320, 328, 410, 424, 530, 640, 647, 656, 820, 848, 1060, 1280, 1294, 1312, 1640, 1696, 2120, 2173, 2588, 2624, 3235, 3280, 3392, 4240, 4346, 5176, 5248, 6470, 6560, 6784, 8480, 8692, 10352, 10496, 10865, 12940, 13120, 13568, 16960, 17384, 20704, 21730, 25880, 26240, 26527, 33920, 34291, 34768, 41408, 43460, 51760, 52480, 53054, 67840, 68582, 69536, 82816, 86920, 103520, 106108, 132635, 137164, 139072, 165632, 171455, 173840, 207040, 212216, 265270, 274328, 278144, 342910, 347680, 414080, 424432, 530540, 548656, 556288, 685820, 695360, 828160, 848864, 1061080, 1097312, 1371640, 1390720, 1405931, 1697728, 2122160, 2194624, 2743280, 2781440, 2811862, 3395456, 4244320, 4389248, 5486560, 5623724, 6790912, 7029655, 8488640, 8778496, 10973120, 11247448, 14059310, 16977280, 21946240, 22494896, 28118620, 33954560, 43892480, 44989792, 56237240, 89979584, 112474480, 179959168, 224948960, 359918336, 449897920, 899795840, 1799591680]

約数ペア:

[(1, 1799591680), (2, 899795840), (4, 449897920), (5, 359918336), (8, 224948960), (10, 179959168), (16, 112474480), (20, 89979584), (32, 56237240), (40, 44989792), (41, 43892480), (53, 33954560), (64, 28118620), (80, 22494896), (82, 21946240), (106, 16977280), (128, 14059310), (160, 11247448), (164, 10973120), (205, 8778496), (212, 8488640), (256, 7029655), (265, 6790912), (320, 5623724), (328, 5486560), (410, 4389248), (424, 4244320), (530, 3395456), (640, 2811862), (647, 2781440), (656, 2743280), (820, 2194624), (848, 2122160), (1060, 1697728), (1280, 1405931), (1294, 1390720), (1312, 1371640), (1640, 1097312), (1696, 1061080), (2120, 848864), (2173, 828160), (2588, 695360), (2624, 685820), (3235, 556288), (3280, 548656), (3392, 530540), (4240, 424432), (4346, 414080), (5176, 347680), (5248, 342910), (6470, 278144), (6560, 274328), (6784, 265270), (8480, 212216), (8692, 207040), (10352, 173840), (10496, 171455), (10865, 165632), (12940, 139072), (13120, 137164), (13568, 132635), (16960, 106108), (17384, 103520), (20704, 86920), (21730, 82816), (25880, 69536), (26240, 68582), (26527, 67840), (33920, 53054), (34291, 52480), (34768, 51760), (41408, 43460)]