79797120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 256

約数和(自身を含む): 287884800

約数和(自身を除く): 208087680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 139, 156, 160, 184, 192, 195, 208, 230, 240, 260, 276, 278, 299, 312, 320, 345, 368, 384, 390, 416, 417, 460, 480, 520, 552, 556, 598, 624, 640, 690, 695, 736, 780, 832, 834, 897, 920, 960, 1040, 1104, 1112, 1196, 1248, 1380, 1390, 1472, 1495, 1560, 1664, 1668, 1794, 1807, 1840, 1920, 2080, 2085, 2208, 2224, 2392, 2496, 2760, 2780, 2944, 2990, 3120, 3197, 3336, 3588, 3614, 3680, 4160, 4170, 4416, 4448, 4485, 4784, 4992, 5421, 5520, 5560, 5980, 6240, 6394, 6672, 7176, 7228, 7360, 8320, 8340, 8832, 8896, 8970, 9035, 9568, 9591, 10842, 11040, 11120, 11960, 12480, 12788, 13344, 14352, 14456, 14720, 15985, 16680, 17792, 17940, 18070, 19136, 19182, 21684, 22080, 22240, 23920, 24960, 25576, 26688, 27105, 28704, 28912, 31970, 33360, 35880, 36140, 38272, 38364, 41561, 43368, 44160, 44480, 47840, 47955, 51152, 53376, 54210, 57408, 57824, 63940, 66720, 71760, 72280, 76728, 83122, 86736, 88960, 95680, 95910, 102304, 108420, 114816, 115648, 124683, 127880, 133440, 143520, 144560, 153456, 166244, 173472, 191360, 191820, 204608, 207805, 216840, 231296, 249366, 255760, 266880, 287040, 289120, 306912, 332488, 346944, 383640, 409216, 415610, 433680, 498732, 511520, 574080, 578240, 613824, 623415, 664976, 693888, 767280, 831220, 867360, 997464, 1023040, 1156480, 1227648, 1246830, 1329952, 1534560, 1662440, 1734720, 1994928, 2046080, 2493660, 2659904, 3069120, 3324880, 3469440, 3989856, 4987320, 5319808, 6138240, 6649760, 7979712, 9974640, 13299520, 15959424, 19949280, 26599040, 39898560, 79797120]

約数ペア:

[(1, 79797120), (2, 39898560), (3, 26599040), (4, 19949280), (5, 15959424), (6, 13299520), (8, 9974640), (10, 7979712), (12, 6649760), (13, 6138240), (15, 5319808), (16, 4987320), (20, 3989856), (23, 3469440), (24, 3324880), (26, 3069120), (30, 2659904), (32, 2493660), (39, 2046080), (40, 1994928), (46, 1734720), (48, 1662440), (52, 1534560), (60, 1329952), (64, 1246830), (65, 1227648), (69, 1156480), (78, 1023040), (80, 997464), (92, 867360), (96, 831220), (104, 767280), (115, 693888), (120, 664976), (128, 623415), (130, 613824), (138, 578240), (139, 574080), (156, 511520), (160, 498732), (184, 433680), (192, 415610), (195, 409216), (208, 383640), (230, 346944), (240, 332488), (260, 306912), (276, 289120), (278, 287040), (299, 266880), (312, 255760), (320, 249366), (345, 231296), (368, 216840), (384, 207805), (390, 204608), (416, 191820), (417, 191360), (460, 173472), (480, 166244), (520, 153456), (552, 144560), (556, 143520), (598, 133440), (624, 127880), (640, 124683), (690, 115648), (695, 114816), (736, 108420), (780, 102304), (832, 95910), (834, 95680), (897, 88960), (920, 86736), (960, 83122), (1040, 76728), (1104, 72280), (1112, 71760), (1196, 66720), (1248, 63940), (1380, 57824), (1390, 57408), (1472, 54210), (1495, 53376), (1560, 51152), (1664, 47955), (1668, 47840), (1794, 44480), (1807, 44160), (1840, 43368), (1920, 41561), (2080, 38364), (2085, 38272), (2208, 36140), (2224, 35880), (2392, 33360), (2496, 31970), (2760, 28912), (2780, 28704), (2944, 27105), (2990, 26688), (3120, 25576), (3197, 24960), (3336, 23920), (3588, 22240), (3614, 22080), (3680, 21684), (4160, 19182), (4170, 19136), (4416, 18070), (4448, 17940), (4485, 17792), (4784, 16680), (4992, 15985), (5421, 14720), (5520, 14456), (5560, 14352), (5980, 13344), (6240, 12788), (6394, 12480), (6672, 11960), (7176, 11120), (7228, 11040), (7360, 10842), (8320, 9591), (8340, 9568), (8832, 9035), (8896, 8970)]