154331380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 405409536

約数和(自身を除く): 251078156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 41, 46, 49, 70, 82, 92, 98, 115, 140, 161, 164, 167, 196, 205, 230, 245, 287, 322, 334, 410, 460, 490, 574, 644, 668, 805, 820, 835, 943, 980, 1127, 1148, 1169, 1435, 1610, 1670, 1886, 2009, 2254, 2338, 2870, 3220, 3340, 3772, 3841, 4018, 4508, 4676, 4715, 5635, 5740, 5845, 6601, 6847, 7682, 8036, 8183, 9430, 10045, 11270, 11690, 13202, 13694, 15364, 16366, 18860, 19205, 20090, 22540, 23380, 26404, 26887, 27388, 32732, 33005, 34235, 38410, 40180, 40915, 46207, 47929, 53774, 66010, 68470, 76820, 81830, 92414, 95858, 107548, 132020, 134435, 136940, 157481, 163660, 184828, 188209, 191716, 231035, 239645, 268870, 314962, 335503, 376418, 462070, 479290, 537740, 629924, 671006, 752836, 787405, 924140, 941045, 958580, 1102367, 1342012, 1574810, 1677515, 1882090, 2204734, 3149620, 3355030, 3764180, 4409468, 5511835, 6710060, 7716569, 11023670, 15433138, 22047340, 30866276, 38582845, 77165690, 154331380]

約数ペア:

[(1, 154331380), (2, 77165690), (4, 38582845), (5, 30866276), (7, 22047340), (10, 15433138), (14, 11023670), (20, 7716569), (23, 6710060), (28, 5511835), (35, 4409468), (41, 3764180), (46, 3355030), (49, 3149620), (70, 2204734), (82, 1882090), (92, 1677515), (98, 1574810), (115, 1342012), (140, 1102367), (161, 958580), (164, 941045), (167, 924140), (196, 787405), (205, 752836), (230, 671006), (245, 629924), (287, 537740), (322, 479290), (334, 462070), (410, 376418), (460, 335503), (490, 314962), (574, 268870), (644, 239645), (668, 231035), (805, 191716), (820, 188209), (835, 184828), (943, 163660), (980, 157481), (1127, 136940), (1148, 134435), (1169, 132020), (1435, 107548), (1610, 95858), (1670, 92414), (1886, 81830), (2009, 76820), (2254, 68470), (2338, 66010), (2870, 53774), (3220, 47929), (3340, 46207), (3772, 40915), (3841, 40180), (4018, 38410), (4508, 34235), (4676, 33005), (4715, 32732), (5635, 27388), (5740, 26887), (5845, 26404), (6601, 23380), (6847, 22540), (7682, 20090), (8036, 19205), (8183, 18860), (9430, 16366), (10045, 15364), (11270, 13694), (11690, 13202)]