30811440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1061}}^1$

素因数の和:1099

約数の個数: 120

約数和(自身を含む): 105087024

約数和(自身を除く): 74275584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1061, 1210, 1320, 1452, 1815, 1936, 2122, 2420, 2640, 2904, 3183, 3630, 4244, 4840, 5305, 5808, 6366, 7260, 8488, 9680, 10610, 11671, 12732, 14520, 15915, 16976, 21220, 23342, 25464, 29040, 31830, 35013, 42440, 46684, 50928, 58355, 63660, 70026, 84880, 93368, 116710, 127320, 128381, 140052, 175065, 186736, 233420, 254640, 256762, 280104, 350130, 385143, 466840, 513524, 560208, 641905, 700260, 770286, 933680, 1027048, 1283810, 1400520, 1540572, 1925715, 2054096, 2567620, 2801040, 3081144, 3851430, 5135240, 6162288, 7702860, 10270480, 15405720, 30811440]

約数ペア:

[(1, 30811440), (2, 15405720), (3, 10270480), (4, 7702860), (5, 6162288), (6, 5135240), (8, 3851430), (10, 3081144), (11, 2801040), (12, 2567620), (15, 2054096), (16, 1925715), (20, 1540572), (22, 1400520), (24, 1283810), (30, 1027048), (33, 933680), (40, 770286), (44, 700260), (48, 641905), (55, 560208), (60, 513524), (66, 466840), (80, 385143), (88, 350130), (110, 280104), (120, 256762), (121, 254640), (132, 233420), (165, 186736), (176, 175065), (220, 140052), (240, 128381), (242, 127320), (264, 116710), (330, 93368), (363, 84880), (440, 70026), (484, 63660), (528, 58355), (605, 50928), (660, 46684), (726, 42440), (880, 35013), (968, 31830), (1061, 29040), (1210, 25464), (1320, 23342), (1452, 21220), (1815, 16976), (1936, 15915), (2122, 14520), (2420, 12732), (2640, 11671), (2904, 10610), (3183, 9680), (3630, 8488), (4244, 7260), (4840, 6366), (5305, 5808)]