665948480

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 168

約数和(自身を含む): 1777898400

約数和(自身を除く): 1111949920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 289, 304, 320, 323, 340, 379, 380, 544, 578, 608, 646, 680, 758, 760, 1088, 1156, 1216, 1292, 1360, 1445, 1516, 1520, 1615, 1895, 2312, 2584, 2720, 2890, 3032, 3040, 3230, 3790, 4624, 5168, 5440, 5491, 5780, 6064, 6080, 6443, 6460, 7201, 7580, 9248, 10336, 10982, 11560, 12128, 12886, 12920, 14402, 15160, 18496, 20672, 21964, 23120, 24256, 25772, 25840, 27455, 28804, 30320, 32215, 36005, 43928, 46240, 51544, 51680, 54910, 57608, 60640, 64430, 72010, 87856, 92480, 103088, 103360, 109531, 109820, 115216, 121280, 122417, 128860, 144020, 175712, 206176, 219062, 219640, 230432, 244834, 257720, 288040, 351424, 412352, 438124, 439280, 460864, 489668, 515440, 547655, 576080, 612085, 876248, 878560, 979336, 1030880, 1095310, 1152160, 1224170, 1752496, 1757120, 1958672, 2061760, 2081089, 2190620, 2304320, 2448340, 3504992, 3917344, 4162178, 4381240, 4896680, 7009984, 7834688, 8324356, 8762480, 9793360, 10405445, 16648712, 17524960, 19586720, 20810890, 33297424, 35049920, 39173440, 41621780, 66594848, 83243560, 133189696, 166487120, 332974240, 665948480]

約数ペア:

[(1, 665948480), (2, 332974240), (4, 166487120), (5, 133189696), (8, 83243560), (10, 66594848), (16, 41621780), (17, 39173440), (19, 35049920), (20, 33297424), (32, 20810890), (34, 19586720), (38, 17524960), (40, 16648712), (64, 10405445), (68, 9793360), (76, 8762480), (80, 8324356), (85, 7834688), (95, 7009984), (136, 4896680), (152, 4381240), (160, 4162178), (170, 3917344), (190, 3504992), (272, 2448340), (289, 2304320), (304, 2190620), (320, 2081089), (323, 2061760), (340, 1958672), (379, 1757120), (380, 1752496), (544, 1224170), (578, 1152160), (608, 1095310), (646, 1030880), (680, 979336), (758, 878560), (760, 876248), (1088, 612085), (1156, 576080), (1216, 547655), (1292, 515440), (1360, 489668), (1445, 460864), (1516, 439280), (1520, 438124), (1615, 412352), (1895, 351424), (2312, 288040), (2584, 257720), (2720, 244834), (2890, 230432), (3032, 219640), (3040, 219062), (3230, 206176), (3790, 175712), (4624, 144020), (5168, 128860), (5440, 122417), (5491, 121280), (5780, 115216), (6064, 109820), (6080, 109531), (6443, 103360), (6460, 103088), (7201, 92480), (7580, 87856), (9248, 72010), (10336, 64430), (10982, 60640), (11560, 57608), (12128, 54910), (12886, 51680), (12920, 51544), (14402, 46240), (15160, 43928), (18496, 36005), (20672, 32215), (21964, 30320), (23120, 28804), (24256, 27455), (25772, 25840)]