64945230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 192568320

約数和(自身を除く): 127623090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 41, 42, 57, 70, 82, 95, 105, 114, 123, 133, 190, 205, 210, 246, 266, 285, 287, 397, 399, 410, 570, 574, 615, 665, 779, 794, 798, 861, 1191, 1230, 1330, 1435, 1558, 1722, 1985, 1995, 2337, 2382, 2779, 2870, 3895, 3970, 3990, 4305, 4674, 5453, 5558, 5955, 7543, 7790, 8337, 8610, 10906, 11685, 11910, 13895, 15086, 16277, 16359, 16674, 22629, 23370, 27265, 27790, 32554, 32718, 37715, 41685, 45258, 48831, 52801, 54530, 75430, 81385, 81795, 83370, 97662, 105602, 113145, 113939, 158403, 162770, 163590, 226290, 227878, 244155, 264005, 309263, 316806, 341817, 488310, 528010, 569695, 618526, 683634, 792015, 927789, 1139390, 1546315, 1584030, 1709085, 1855578, 2164841, 3092630, 3418170, 4329682, 4638945, 6494523, 9277890, 10824205, 12989046, 21648410, 32472615, 64945230]

約数ペア:

[(1, 64945230), (2, 32472615), (3, 21648410), (5, 12989046), (6, 10824205), (7, 9277890), (10, 6494523), (14, 4638945), (15, 4329682), (19, 3418170), (21, 3092630), (30, 2164841), (35, 1855578), (38, 1709085), (41, 1584030), (42, 1546315), (57, 1139390), (70, 927789), (82, 792015), (95, 683634), (105, 618526), (114, 569695), (123, 528010), (133, 488310), (190, 341817), (205, 316806), (210, 309263), (246, 264005), (266, 244155), (285, 227878), (287, 226290), (397, 163590), (399, 162770), (410, 158403), (570, 113939), (574, 113145), (615, 105602), (665, 97662), (779, 83370), (794, 81795), (798, 81385), (861, 75430), (1191, 54530), (1230, 52801), (1330, 48831), (1435, 45258), (1558, 41685), (1722, 37715), (1985, 32718), (1995, 32554), (2337, 27790), (2382, 27265), (2779, 23370), (2870, 22629), (3895, 16674), (3970, 16359), (3990, 16277), (4305, 15086), (4674, 13895), (5453, 11910), (5558, 11685), (5955, 10906), (7543, 8610), (7790, 8337)]