140408176

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 302837760

約数和(自身を除く): 162429584

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 47, 62, 76, 94, 124, 152, 188, 248, 304, 317, 376, 496, 589, 634, 752, 893, 1178, 1268, 1457, 1786, 2356, 2536, 2914, 3572, 4712, 5072, 5828, 6023, 7144, 9424, 9827, 11656, 12046, 14288, 14899, 19654, 23312, 24092, 27683, 29798, 39308, 48184, 55366, 59596, 78616, 96368, 110732, 119192, 157232, 186713, 221464, 238384, 283081, 373426, 442928, 461869, 566162, 746852, 923738, 1132324, 1493704, 1847476, 2264648, 2987408, 3694952, 4529296, 7389904, 8775511, 17551022, 35102044, 70204088, 140408176]

約数ペア:

[(1, 140408176), (2, 70204088), (4, 35102044), (8, 17551022), (16, 8775511), (19, 7389904), (31, 4529296), (38, 3694952), (47, 2987408), (62, 2264648), (76, 1847476), (94, 1493704), (124, 1132324), (152, 923738), (188, 746852), (248, 566162), (304, 461869), (317, 442928), (376, 373426), (496, 283081), (589, 238384), (634, 221464), (752, 186713), (893, 157232), (1178, 119192), (1268, 110732), (1457, 96368), (1786, 78616), (2356, 59596), (2536, 55366), (2914, 48184), (3572, 39308), (4712, 29798), (5072, 27683), (5828, 24092), (6023, 23312), (7144, 19654), (9424, 14899), (9827, 14288), (11656, 12046)]