128408976

素因数分解:

$2^4\times 3^6\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 140

約数和(自身を含む): 380167260

約数和(自身を除く): 251758284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 101, 108, 109, 144, 162, 202, 216, 218, 243, 303, 324, 327, 404, 432, 436, 486, 606, 648, 654, 729, 808, 872, 909, 972, 981, 1212, 1296, 1308, 1458, 1616, 1744, 1818, 1944, 1962, 2424, 2616, 2727, 2916, 2943, 3636, 3888, 3924, 4848, 5232, 5454, 5832, 5886, 7272, 7848, 8181, 8829, 10908, 11009, 11664, 11772, 14544, 15696, 16362, 17658, 21816, 22018, 23544, 24543, 26487, 32724, 33027, 35316, 43632, 44036, 47088, 49086, 52974, 65448, 66054, 70632, 73629, 79461, 88072, 98172, 99081, 105948, 130896, 132108, 141264, 147258, 158922, 176144, 196344, 198162, 211896, 264216, 294516, 297243, 317844, 392688, 396324, 423792, 528432, 589032, 594486, 635688, 792648, 891729, 1178064, 1188972, 1271376, 1585296, 1783458, 2377944, 2675187, 3566916, 4755888, 5350374, 7133832, 8025561, 10700748, 14267664, 16051122, 21401496, 32102244, 42802992, 64204488, 128408976]

約数ペア:

[(1, 128408976), (2, 64204488), (3, 42802992), (4, 32102244), (6, 21401496), (8, 16051122), (9, 14267664), (12, 10700748), (16, 8025561), (18, 7133832), (24, 5350374), (27, 4755888), (36, 3566916), (48, 2675187), (54, 2377944), (72, 1783458), (81, 1585296), (101, 1271376), (108, 1188972), (109, 1178064), (144, 891729), (162, 792648), (202, 635688), (216, 594486), (218, 589032), (243, 528432), (303, 423792), (324, 396324), (327, 392688), (404, 317844), (432, 297243), (436, 294516), (486, 264216), (606, 211896), (648, 198162), (654, 196344), (729, 176144), (808, 158922), (872, 147258), (909, 141264), (972, 132108), (981, 130896), (1212, 105948), (1296, 99081), (1308, 98172), (1458, 88072), (1616, 79461), (1744, 73629), (1818, 70632), (1944, 66054), (1962, 65448), (2424, 52974), (2616, 49086), (2727, 47088), (2916, 44036), (2943, 43632), (3636, 35316), (3888, 33027), (3924, 32724), (4848, 26487), (5232, 24543), (5454, 23544), (5832, 22018), (5886, 21816), (7272, 17658), (7848, 16362), (8181, 15696), (8829, 14544), (10908, 11772), (11009, 11664)]