221346960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48541}}^1$

素因数の和:48576

約数の個数: 80

約数和(自身を含む): 722304960

約数和(自身を除く): 500958000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 48541, 97082, 145623, 194164, 242705, 291246, 388328, 485410, 582492, 728115, 776656, 922279, 970820, 1164984, 1456230, 1844558, 1941640, 2329968, 2766837, 2912460, 3689116, 3883280, 4611395, 5533674, 5824920, 7378232, 9222790, 11067348, 11649840, 13834185, 14756464, 18445580, 22134696, 27668370, 36891160, 44269392, 55336740, 73782320, 110673480, 221346960]

約数ペア:

[(1, 221346960), (2, 110673480), (3, 73782320), (4, 55336740), (5, 44269392), (6, 36891160), (8, 27668370), (10, 22134696), (12, 18445580), (15, 14756464), (16, 13834185), (19, 11649840), (20, 11067348), (24, 9222790), (30, 7378232), (38, 5824920), (40, 5533674), (48, 4611395), (57, 3883280), (60, 3689116), (76, 2912460), (80, 2766837), (95, 2329968), (114, 1941640), (120, 1844558), (152, 1456230), (190, 1164984), (228, 970820), (240, 922279), (285, 776656), (304, 728115), (380, 582492), (456, 485410), (570, 388328), (760, 291246), (912, 242705), (1140, 194164), (1520, 145623), (2280, 97082), (4560, 48541)]