1646640840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{45893}}^1$

素因数の和:45943

約数の個数: 128

約数和(自身を含む): 5551338240

約数和(自身を除く): 3904697400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 5980, 7176, 8970, 11960, 17940, 35880, 45893, 91786, 137679, 183572, 229465, 275358, 367144, 458930, 550716, 596609, 688395, 917860, 1055539, 1101432, 1193218, 1376790, 1789827, 1835720, 2111078, 2386436, 2753580, 2983045, 3166617, 3579654, 4222156, 4772872, 5277695, 5507160, 5966090, 6333234, 7159308, 8444312, 8949135, 10555390, 11932180, 12666468, 13722007, 14318616, 15833085, 17898270, 21110780, 23864360, 25332936, 27444014, 31666170, 35796540, 41166021, 42221560, 54888028, 63332340, 68610035, 71593080, 82332042, 109776056, 126664680, 137220070, 164664084, 205830105, 274440140, 329328168, 411660210, 548880280, 823320420, 1646640840]

約数ペア:

[(1, 1646640840), (2, 823320420), (3, 548880280), (4, 411660210), (5, 329328168), (6, 274440140), (8, 205830105), (10, 164664084), (12, 137220070), (13, 126664680), (15, 109776056), (20, 82332042), (23, 71593080), (24, 68610035), (26, 63332340), (30, 54888028), (39, 42221560), (40, 41166021), (46, 35796540), (52, 31666170), (60, 27444014), (65, 25332936), (69, 23864360), (78, 21110780), (92, 17898270), (104, 15833085), (115, 14318616), (120, 13722007), (130, 12666468), (138, 11932180), (156, 10555390), (184, 8949135), (195, 8444312), (230, 7159308), (260, 6333234), (276, 5966090), (299, 5507160), (312, 5277695), (345, 4772872), (390, 4222156), (460, 3579654), (520, 3166617), (552, 2983045), (598, 2753580), (690, 2386436), (780, 2111078), (897, 1835720), (920, 1789827), (1196, 1376790), (1380, 1193218), (1495, 1101432), (1560, 1055539), (1794, 917860), (2392, 688395), (2760, 596609), (2990, 550716), (3588, 458930), (4485, 367144), (5980, 275358), (7176, 229465), (8970, 183572), (11960, 137679), (17940, 91786), (35880, 45893)]