188416980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4073}}^1$

素因数の和:4345

約数の個数: 72

約数和(自身を含む): 573896232

約数和(自身を除く): 385479252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 2313, 2570, 3084, 3855, 4073, 4626, 5140, 7710, 8146, 9252, 11565, 12219, 15420, 16292, 20365, 23130, 24438, 36657, 40730, 46260, 48876, 61095, 73314, 81460, 122190, 146628, 183285, 244380, 366570, 733140, 1046761, 2093522, 3140283, 4187044, 5233805, 6280566, 9420849, 10467610, 12561132, 15701415, 18841698, 20935220, 31402830, 37683396, 47104245, 62805660, 94208490, 188416980]

約数ペア:

[(1, 188416980), (2, 94208490), (3, 62805660), (4, 47104245), (5, 37683396), (6, 31402830), (9, 20935220), (10, 18841698), (12, 15701415), (15, 12561132), (18, 10467610), (20, 9420849), (30, 6280566), (36, 5233805), (45, 4187044), (60, 3140283), (90, 2093522), (180, 1046761), (257, 733140), (514, 366570), (771, 244380), (1028, 183285), (1285, 146628), (1542, 122190), (2313, 81460), (2570, 73314), (3084, 61095), (3855, 48876), (4073, 46260), (4626, 40730), (5140, 36657), (7710, 24438), (8146, 23130), (9252, 20365), (11565, 16292), (12219, 15420)]