199918380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5657}}^1$

素因数の和:5719

約数の個数: 96

約数和(自身を含む): 608348160

約数和(自身を除く): 408429780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 570, 589, 620, 930, 1140, 1178, 1767, 1860, 2356, 2945, 3534, 5657, 5890, 7068, 8835, 11314, 11780, 16971, 17670, 22628, 28285, 33942, 35340, 56570, 67884, 84855, 107483, 113140, 169710, 175367, 214966, 322449, 339420, 350734, 429932, 526101, 537415, 644898, 701468, 876835, 1052202, 1074830, 1289796, 1612245, 1753670, 2104404, 2149660, 2630505, 3224490, 3331973, 3507340, 5261010, 6448980, 6663946, 9995919, 10522020, 13327892, 16659865, 19991838, 33319730, 39983676, 49979595, 66639460, 99959190, 199918380]

約数ペア:

[(1, 199918380), (2, 99959190), (3, 66639460), (4, 49979595), (5, 39983676), (6, 33319730), (10, 19991838), (12, 16659865), (15, 13327892), (19, 10522020), (20, 9995919), (30, 6663946), (31, 6448980), (38, 5261010), (57, 3507340), (60, 3331973), (62, 3224490), (76, 2630505), (93, 2149660), (95, 2104404), (114, 1753670), (124, 1612245), (155, 1289796), (186, 1074830), (190, 1052202), (228, 876835), (285, 701468), (310, 644898), (372, 537415), (380, 526101), (465, 429932), (570, 350734), (589, 339420), (620, 322449), (930, 214966), (1140, 175367), (1178, 169710), (1767, 113140), (1860, 107483), (2356, 84855), (2945, 67884), (3534, 56570), (5657, 35340), (5890, 33942), (7068, 28285), (8835, 22628), (11314, 17670), (11780, 16971)]