245103690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4003}}^1$

素因数の和:4183

約数の個数: 64

約数和(自身を含む): 637693056

約数和(自身を除く): 392589366

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 157, 195, 314, 390, 471, 785, 942, 1570, 2041, 2355, 4003, 4082, 4710, 6123, 8006, 10205, 12009, 12246, 20015, 20410, 24018, 30615, 40030, 52039, 60045, 61230, 104078, 120090, 156117, 260195, 312234, 520390, 628471, 780585, 1256942, 1561170, 1885413, 3142355, 3770826, 6284710, 8170123, 9427065, 16340246, 18854130, 24510369, 40850615, 49020738, 81701230, 122551845, 245103690]

約数ペア:

[(1, 245103690), (2, 122551845), (3, 81701230), (5, 49020738), (6, 40850615), (10, 24510369), (13, 18854130), (15, 16340246), (26, 9427065), (30, 8170123), (39, 6284710), (65, 3770826), (78, 3142355), (130, 1885413), (157, 1561170), (195, 1256942), (314, 780585), (390, 628471), (471, 520390), (785, 312234), (942, 260195), (1570, 156117), (2041, 120090), (2355, 104078), (4003, 61230), (4082, 60045), (4710, 52039), (6123, 40030), (8006, 30615), (10205, 24018), (12009, 20410), (12246, 20015)]