28297360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 160

約数和(自身を含む): 84994560

約数和(自身を除く): 56697200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 169, 182, 184, 208, 230, 260, 280, 299, 322, 338, 364, 368, 455, 460, 520, 560, 598, 644, 676, 728, 805, 845, 910, 920, 1040, 1183, 1196, 1288, 1352, 1456, 1495, 1610, 1690, 1820, 1840, 2093, 2197, 2366, 2392, 2576, 2704, 2990, 3220, 3380, 3640, 3887, 4186, 4394, 4732, 4784, 5915, 5980, 6440, 6760, 7280, 7774, 8372, 8788, 9464, 10465, 10985, 11830, 11960, 12880, 13520, 15379, 15548, 16744, 17576, 18928, 19435, 20930, 21970, 23660, 23920, 27209, 30758, 31096, 33488, 35152, 38870, 41860, 43940, 47320, 50531, 54418, 61516, 62192, 76895, 77740, 83720, 87880, 94640, 101062, 108836, 123032, 136045, 153790, 155480, 167440, 175760, 202124, 217672, 246064, 252655, 272090, 307580, 310960, 353717, 404248, 435344, 505310, 544180, 615160, 707434, 808496, 1010620, 1088360, 1230320, 1414868, 1768585, 2021240, 2176720, 2829736, 3537170, 4042480, 5659472, 7074340, 14148680, 28297360]

約数ペア:

[(1, 28297360), (2, 14148680), (4, 7074340), (5, 5659472), (7, 4042480), (8, 3537170), (10, 2829736), (13, 2176720), (14, 2021240), (16, 1768585), (20, 1414868), (23, 1230320), (26, 1088360), (28, 1010620), (35, 808496), (40, 707434), (46, 615160), (52, 544180), (56, 505310), (65, 435344), (70, 404248), (80, 353717), (91, 310960), (92, 307580), (104, 272090), (112, 252655), (115, 246064), (130, 217672), (140, 202124), (161, 175760), (169, 167440), (182, 155480), (184, 153790), (208, 136045), (230, 123032), (260, 108836), (280, 101062), (299, 94640), (322, 87880), (338, 83720), (364, 77740), (368, 76895), (455, 62192), (460, 61516), (520, 54418), (560, 50531), (598, 47320), (644, 43940), (676, 41860), (728, 38870), (805, 35152), (845, 33488), (910, 31096), (920, 30758), (1040, 27209), (1183, 23920), (1196, 23660), (1288, 21970), (1352, 20930), (1456, 19435), (1495, 18928), (1610, 17576), (1690, 16744), (1820, 15548), (1840, 15379), (2093, 13520), (2197, 12880), (2366, 11960), (2392, 11830), (2576, 10985), (2704, 10465), (2990, 9464), (3220, 8788), (3380, 8372), (3640, 7774), (3887, 7280), (4186, 6760), (4394, 6440), (4732, 5980), (4784, 5915)]