15665205640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1\times {\mathrm{1409}}^1$

素因数の和:2159

約数の個数: 128

約数和(自身を含む): 41054688000

約数和(自身を除く): 25389482360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 673, 826, 1180, 1346, 1409, 1652, 2065, 2360, 2692, 2818, 3304, 3365, 4130, 4711, 5384, 5636, 6730, 7045, 8260, 9422, 9863, 11272, 13460, 14090, 16520, 18844, 19726, 23555, 26920, 28180, 37688, 39452, 39707, 47110, 49315, 56360, 78904, 79414, 83131, 94220, 98630, 158828, 166262, 188440, 197260, 198535, 277949, 317656, 332524, 394520, 397070, 415655, 555898, 581917, 665048, 794140, 831310, 948257, 1111796, 1163834, 1389745, 1588280, 1662620, 1896514, 2223592, 2327668, 2779490, 2909585, 3325240, 3793028, 4655336, 4741285, 5558980, 5819170, 6637799, 7586056, 9482570, 11117960, 11638340, 13275598, 18965140, 23276680, 26551196, 33188995, 37930280, 53102392, 55947163, 66377990, 111894326, 132755980, 223788652, 265511960, 279735815, 391630141, 447577304, 559471630, 783260282, 1118943260, 1566520564, 1958150705, 2237886520, 3133041128, 3916301410, 7832602820, 15665205640]

約数ペア:

[(1, 15665205640), (2, 7832602820), (4, 3916301410), (5, 3133041128), (7, 2237886520), (8, 1958150705), (10, 1566520564), (14, 1118943260), (20, 783260282), (28, 559471630), (35, 447577304), (40, 391630141), (56, 279735815), (59, 265511960), (70, 223788652), (118, 132755980), (140, 111894326), (236, 66377990), (280, 55947163), (295, 53102392), (413, 37930280), (472, 33188995), (590, 26551196), (673, 23276680), (826, 18965140), (1180, 13275598), (1346, 11638340), (1409, 11117960), (1652, 9482570), (2065, 7586056), (2360, 6637799), (2692, 5819170), (2818, 5558980), (3304, 4741285), (3365, 4655336), (4130, 3793028), (4711, 3325240), (5384, 2909585), (5636, 2779490), (6730, 2327668), (7045, 2223592), (8260, 1896514), (9422, 1662620), (9863, 1588280), (11272, 1389745), (13460, 1163834), (14090, 1111796), (16520, 948257), (18844, 831310), (19726, 794140), (23555, 665048), (26920, 581917), (28180, 555898), (37688, 415655), (39452, 397070), (39707, 394520), (47110, 332524), (49315, 317656), (56360, 277949), (78904, 198535), (79414, 197260), (83131, 188440), (94220, 166262), (98630, 158828)]