78295920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2347}}^1$

素因数の和:2502

約数の個数: 80

約数和(自身を含む): 244567680

約数和(自身を除く): 166271760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2347, 2780, 3336, 4170, 4694, 5560, 6672, 7041, 8340, 9388, 11120, 11735, 14082, 16680, 18776, 23470, 28164, 33360, 35205, 37552, 46940, 56328, 70410, 93880, 112656, 140820, 187760, 281640, 326233, 563280, 652466, 978699, 1304932, 1631165, 1957398, 2609864, 3262330, 3914796, 4893495, 5219728, 6524660, 7829592, 9786990, 13049320, 15659184, 19573980, 26098640, 39147960, 78295920]

約数ペア:

[(1, 78295920), (2, 39147960), (3, 26098640), (4, 19573980), (5, 15659184), (6, 13049320), (8, 9786990), (10, 7829592), (12, 6524660), (15, 5219728), (16, 4893495), (20, 3914796), (24, 3262330), (30, 2609864), (40, 1957398), (48, 1631165), (60, 1304932), (80, 978699), (120, 652466), (139, 563280), (240, 326233), (278, 281640), (417, 187760), (556, 140820), (695, 112656), (834, 93880), (1112, 70410), (1390, 56328), (1668, 46940), (2085, 37552), (2224, 35205), (2347, 33360), (2780, 28164), (3336, 23470), (4170, 18776), (4694, 16680), (5560, 14082), (6672, 11735), (7041, 11120), (8340, 9388)]