28999080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2441}}^1$

素因数の和:2472

約数の個数: 128

約数和(自身を含む): 105494400

約数和(自身を除く): 76495320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2441, 2970, 3960, 4882, 5940, 7323, 9764, 11880, 12205, 14646, 19528, 21969, 24410, 26851, 29292, 36615, 43938, 48820, 53702, 58584, 65907, 73230, 80553, 87876, 97640, 107404, 109845, 131814, 134255, 146460, 161106, 175752, 214808, 219690, 241659, 263628, 268510, 292920, 322212, 329535, 402765, 439380, 483318, 527256, 537020, 644424, 659070, 724977, 805530, 878760, 966636, 1074040, 1208295, 1318140, 1449954, 1611060, 1933272, 2416590, 2636280, 2899908, 3222120, 3624885, 4833180, 5799816, 7249770, 9666360, 14499540, 28999080]

約数ペア:

[(1, 28999080), (2, 14499540), (3, 9666360), (4, 7249770), (5, 5799816), (6, 4833180), (8, 3624885), (9, 3222120), (10, 2899908), (11, 2636280), (12, 2416590), (15, 1933272), (18, 1611060), (20, 1449954), (22, 1318140), (24, 1208295), (27, 1074040), (30, 966636), (33, 878760), (36, 805530), (40, 724977), (44, 659070), (45, 644424), (54, 537020), (55, 527256), (60, 483318), (66, 439380), (72, 402765), (88, 329535), (90, 322212), (99, 292920), (108, 268510), (110, 263628), (120, 241659), (132, 219690), (135, 214808), (165, 175752), (180, 161106), (198, 146460), (216, 134255), (220, 131814), (264, 109845), (270, 107404), (297, 97640), (330, 87876), (360, 80553), (396, 73230), (440, 65907), (495, 58584), (540, 53702), (594, 48820), (660, 43938), (792, 36615), (990, 29292), (1080, 26851), (1188, 24410), (1320, 21969), (1485, 19528), (1980, 14646), (2376, 12205), (2441, 11880), (2970, 9764), (3960, 7323), (4882, 5940)]