16868280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1021

約数の個数: 128

約数和(自身を含む): 59512320

約数和(自身を除く): 42644040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 983, 1144, 1320, 1430, 1560, 1716, 1966, 2145, 2860, 2949, 3432, 3932, 4290, 4915, 5720, 5898, 7864, 8580, 9830, 10813, 11796, 12779, 14745, 17160, 19660, 21626, 23592, 25558, 29490, 32439, 38337, 39320, 43252, 51116, 54065, 58980, 63895, 64878, 76674, 86504, 102232, 108130, 117960, 127790, 129756, 140569, 153348, 162195, 191685, 216260, 255580, 259512, 281138, 306696, 324390, 383370, 421707, 432520, 511160, 562276, 648780, 702845, 766740, 843414, 1124552, 1297560, 1405690, 1533480, 1686828, 2108535, 2811380, 3373656, 4217070, 5622760, 8434140, 16868280]

約数ペア:

[(1, 16868280), (2, 8434140), (3, 5622760), (4, 4217070), (5, 3373656), (6, 2811380), (8, 2108535), (10, 1686828), (11, 1533480), (12, 1405690), (13, 1297560), (15, 1124552), (20, 843414), (22, 766740), (24, 702845), (26, 648780), (30, 562276), (33, 511160), (39, 432520), (40, 421707), (44, 383370), (52, 324390), (55, 306696), (60, 281138), (65, 259512), (66, 255580), (78, 216260), (88, 191685), (104, 162195), (110, 153348), (120, 140569), (130, 129756), (132, 127790), (143, 117960), (156, 108130), (165, 102232), (195, 86504), (220, 76674), (260, 64878), (264, 63895), (286, 58980), (312, 54065), (330, 51116), (390, 43252), (429, 39320), (440, 38337), (520, 32439), (572, 29490), (660, 25558), (715, 23592), (780, 21626), (858, 19660), (983, 17160), (1144, 14745), (1320, 12779), (1430, 11796), (1560, 10813), (1716, 9830), (1966, 8580), (2145, 7864), (2860, 5898), (2949, 5720), (3432, 4915), (3932, 4290)]