164185840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1239

約数の個数: 160

約数和(自身を含む): 494968320

約数和(自身を除く): 330782480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 364, 380, 455, 494, 520, 532, 560, 665, 728, 760, 910, 988, 1040, 1064, 1187, 1235, 1330, 1456, 1520, 1729, 1820, 1976, 2128, 2374, 2470, 2660, 3458, 3640, 3952, 4748, 4940, 5320, 5935, 6916, 7280, 8309, 8645, 9496, 9880, 10640, 11870, 13832, 15431, 16618, 17290, 18992, 19760, 22553, 23740, 27664, 30862, 33236, 34580, 41545, 45106, 47480, 61724, 66472, 69160, 77155, 83090, 90212, 94960, 108017, 112765, 123448, 132944, 138320, 154310, 157871, 166180, 180424, 216034, 225530, 246896, 293189, 308620, 315742, 332360, 360848, 432068, 451060, 540085, 586378, 617240, 631484, 664720, 789355, 864136, 902120, 1080170, 1172756, 1234480, 1262968, 1465945, 1578710, 1728272, 1804240, 2052323, 2160340, 2345512, 2525936, 2931890, 3157420, 4104646, 4320680, 4691024, 5863780, 6314840, 8209292, 8641360, 10261615, 11727560, 12629680, 16418584, 20523230, 23455120, 32837168, 41046460, 82092920, 164185840]

約数ペア:

[(1, 164185840), (2, 82092920), (4, 41046460), (5, 32837168), (7, 23455120), (8, 20523230), (10, 16418584), (13, 12629680), (14, 11727560), (16, 10261615), (19, 8641360), (20, 8209292), (26, 6314840), (28, 5863780), (35, 4691024), (38, 4320680), (40, 4104646), (52, 3157420), (56, 2931890), (65, 2525936), (70, 2345512), (76, 2160340), (80, 2052323), (91, 1804240), (95, 1728272), (104, 1578710), (112, 1465945), (130, 1262968), (133, 1234480), (140, 1172756), (152, 1080170), (182, 902120), (190, 864136), (208, 789355), (247, 664720), (260, 631484), (266, 617240), (280, 586378), (304, 540085), (364, 451060), (380, 432068), (455, 360848), (494, 332360), (520, 315742), (532, 308620), (560, 293189), (665, 246896), (728, 225530), (760, 216034), (910, 180424), (988, 166180), (1040, 157871), (1064, 154310), (1187, 138320), (1235, 132944), (1330, 123448), (1456, 112765), (1520, 108017), (1729, 94960), (1820, 90212), (1976, 83090), (2128, 77155), (2374, 69160), (2470, 66472), (2660, 61724), (3458, 47480), (3640, 45106), (3952, 41545), (4748, 34580), (4940, 33236), (5320, 30862), (5935, 27664), (6916, 23740), (7280, 22553), (8309, 19760), (8645, 18992), (9496, 17290), (9880, 16618), (10640, 15431), (11870, 13832)]