74183220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 240240000

約数和(自身を除く): 166056780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 109, 114, 171, 180, 190, 199, 218, 228, 285, 327, 342, 380, 398, 436, 545, 570, 597, 654, 684, 796, 855, 981, 995, 1090, 1140, 1194, 1308, 1635, 1710, 1791, 1962, 1990, 2071, 2180, 2388, 2985, 3270, 3420, 3582, 3781, 3924, 3980, 4142, 4905, 5970, 6213, 6540, 7164, 7562, 8284, 8955, 9810, 10355, 11343, 11940, 12426, 15124, 17910, 18639, 18905, 19620, 20710, 21691, 22686, 24852, 31065, 34029, 35820, 37278, 37810, 41420, 43382, 45372, 56715, 62130, 65073, 68058, 74556, 75620, 86764, 93195, 108455, 113430, 124260, 130146, 136116, 170145, 186390, 195219, 216910, 226860, 260292, 325365, 340290, 372780, 390438, 412129, 433820, 650730, 680580, 780876, 824258, 976095, 1236387, 1301460, 1648516, 1952190, 2060645, 2472774, 3709161, 3904380, 4121290, 4945548, 6181935, 7418322, 8242580, 12363870, 14836644, 18545805, 24727740, 37091610, 74183220]

約数ペア:

[(1, 74183220), (2, 37091610), (3, 24727740), (4, 18545805), (5, 14836644), (6, 12363870), (9, 8242580), (10, 7418322), (12, 6181935), (15, 4945548), (18, 4121290), (19, 3904380), (20, 3709161), (30, 2472774), (36, 2060645), (38, 1952190), (45, 1648516), (57, 1301460), (60, 1236387), (76, 976095), (90, 824258), (95, 780876), (109, 680580), (114, 650730), (171, 433820), (180, 412129), (190, 390438), (199, 372780), (218, 340290), (228, 325365), (285, 260292), (327, 226860), (342, 216910), (380, 195219), (398, 186390), (436, 170145), (545, 136116), (570, 130146), (597, 124260), (654, 113430), (684, 108455), (796, 93195), (855, 86764), (981, 75620), (995, 74556), (1090, 68058), (1140, 65073), (1194, 62130), (1308, 56715), (1635, 45372), (1710, 43382), (1791, 41420), (1962, 37810), (1990, 37278), (2071, 35820), (2180, 34029), (2388, 31065), (2985, 24852), (3270, 22686), (3420, 21691), (3582, 20710), (3781, 19620), (3924, 18905), (3980, 18639), (4142, 17910), (4905, 15124), (5970, 12426), (6213, 11940), (6540, 11343), (7164, 10355), (7562, 9810), (8284, 8955)]