838360120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{367}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 2136637440

約数和(自身を除く): 1298277320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 191, 230, 260, 299, 367, 382, 460, 520, 598, 734, 764, 920, 955, 1196, 1468, 1495, 1528, 1835, 1910, 2392, 2483, 2936, 2990, 3670, 3820, 4393, 4771, 4966, 5980, 7340, 7640, 8441, 8786, 9542, 9932, 11960, 12415, 14680, 16882, 17572, 19084, 19864, 21965, 23855, 24830, 33764, 35144, 38168, 42205, 43930, 47710, 49660, 57109, 67528, 70097, 84410, 87860, 95420, 99320, 109733, 114218, 140194, 168820, 175720, 190840, 219466, 228436, 280388, 285545, 337640, 350485, 438932, 456872, 548665, 560776, 571090, 700970, 877864, 911261, 1097330, 1142180, 1401940, 1612231, 1822522, 2194660, 2284360, 2803880, 3224462, 3645044, 4389320, 4556305, 6448924, 7290088, 8061155, 9112610, 12897848, 16122310, 18225220, 20959003, 32244620, 36450440, 41918006, 64489240, 83836012, 104795015, 167672024, 209590030, 419180060, 838360120]

約数ペア:

[(1, 838360120), (2, 419180060), (4, 209590030), (5, 167672024), (8, 104795015), (10, 83836012), (13, 64489240), (20, 41918006), (23, 36450440), (26, 32244620), (40, 20959003), (46, 18225220), (52, 16122310), (65, 12897848), (92, 9112610), (104, 8061155), (115, 7290088), (130, 6448924), (184, 4556305), (191, 4389320), (230, 3645044), (260, 3224462), (299, 2803880), (367, 2284360), (382, 2194660), (460, 1822522), (520, 1612231), (598, 1401940), (734, 1142180), (764, 1097330), (920, 911261), (955, 877864), (1196, 700970), (1468, 571090), (1495, 560776), (1528, 548665), (1835, 456872), (1910, 438932), (2392, 350485), (2483, 337640), (2936, 285545), (2990, 280388), (3670, 228436), (3820, 219466), (4393, 190840), (4771, 175720), (4966, 168820), (5980, 140194), (7340, 114218), (7640, 109733), (8441, 99320), (8786, 95420), (9542, 87860), (9932, 84410), (11960, 70097), (12415, 67528), (14680, 57109), (16882, 49660), (17572, 47710), (19084, 43930), (19864, 42205), (21965, 38168), (23855, 35144), (24830, 33764)]