397962780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{479}}^1$

素因数の和:779

約数の個数: 96

約数和(自身を含む): 1139927040

約数和(自身を除く): 741964260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 227, 244, 305, 366, 454, 479, 610, 681, 732, 908, 915, 958, 1135, 1220, 1362, 1437, 1830, 1916, 2270, 2395, 2724, 2874, 3405, 3660, 4540, 4790, 5748, 6810, 7185, 9580, 13620, 13847, 14370, 27694, 28740, 29219, 41541, 55388, 58438, 69235, 83082, 87657, 108733, 116876, 138470, 146095, 166164, 175314, 207705, 217466, 276940, 292190, 326199, 350628, 415410, 434932, 438285, 543665, 584380, 652398, 830820, 876570, 1087330, 1304796, 1630995, 1753140, 2174660, 3261990, 6523980, 6632713, 13265426, 19898139, 26530852, 33163565, 39796278, 66327130, 79592556, 99490695, 132654260, 198981390, 397962780]

約数ペア:

[(1, 397962780), (2, 198981390), (3, 132654260), (4, 99490695), (5, 79592556), (6, 66327130), (10, 39796278), (12, 33163565), (15, 26530852), (20, 19898139), (30, 13265426), (60, 6632713), (61, 6523980), (122, 3261990), (183, 2174660), (227, 1753140), (244, 1630995), (305, 1304796), (366, 1087330), (454, 876570), (479, 830820), (610, 652398), (681, 584380), (732, 543665), (908, 438285), (915, 434932), (958, 415410), (1135, 350628), (1220, 326199), (1362, 292190), (1437, 276940), (1830, 217466), (1916, 207705), (2270, 175314), (2395, 166164), (2724, 146095), (2874, 138470), (3405, 116876), (3660, 108733), (4540, 87657), (4790, 83082), (5748, 69235), (6810, 58438), (7185, 55388), (9580, 41541), (13620, 29219), (13847, 28740), (14370, 27694)]