321340160

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 825857760

約数和(自身を除く): 504517600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 73, 76, 80, 95, 128, 146, 152, 160, 181, 190, 256, 292, 304, 320, 362, 365, 380, 584, 608, 640, 724, 730, 760, 905, 1168, 1216, 1280, 1387, 1448, 1460, 1520, 1810, 2336, 2432, 2774, 2896, 2920, 3040, 3439, 3620, 4672, 4864, 5548, 5792, 5840, 6080, 6878, 6935, 7240, 9344, 11096, 11584, 11680, 12160, 13213, 13756, 13870, 14480, 17195, 18688, 22192, 23168, 23360, 24320, 26426, 27512, 27740, 28960, 34390, 44384, 46336, 46720, 52852, 55024, 55480, 57920, 66065, 68780, 88768, 93440, 105704, 110048, 110960, 115840, 132130, 137560, 177536, 211408, 220096, 221920, 231680, 251047, 264260, 275120, 355072, 422816, 440192, 443840, 502094, 528520, 550240, 845632, 880384, 887680, 1004188, 1057040, 1100480, 1255235, 1691264, 1775360, 2008376, 2114080, 2200960, 2510470, 3382528, 4016752, 4228160, 4401920, 5020940, 8033504, 8456320, 10041880, 16067008, 16912640, 20083760, 32134016, 40167520, 64268032, 80335040, 160670080, 321340160]

約数ペア:

[(1, 321340160), (2, 160670080), (4, 80335040), (5, 64268032), (8, 40167520), (10, 32134016), (16, 20083760), (19, 16912640), (20, 16067008), (32, 10041880), (38, 8456320), (40, 8033504), (64, 5020940), (73, 4401920), (76, 4228160), (80, 4016752), (95, 3382528), (128, 2510470), (146, 2200960), (152, 2114080), (160, 2008376), (181, 1775360), (190, 1691264), (256, 1255235), (292, 1100480), (304, 1057040), (320, 1004188), (362, 887680), (365, 880384), (380, 845632), (584, 550240), (608, 528520), (640, 502094), (724, 443840), (730, 440192), (760, 422816), (905, 355072), (1168, 275120), (1216, 264260), (1280, 251047), (1387, 231680), (1448, 221920), (1460, 220096), (1520, 211408), (1810, 177536), (2336, 137560), (2432, 132130), (2774, 115840), (2896, 110960), (2920, 110048), (3040, 105704), (3439, 93440), (3620, 88768), (4672, 68780), (4864, 66065), (5548, 57920), (5792, 55480), (5840, 55024), (6080, 52852), (6878, 46720), (6935, 46336), (7240, 44384), (9344, 34390), (11096, 28960), (11584, 27740), (11680, 27512), (12160, 26426), (13213, 24320), (13756, 23360), (13870, 23168), (14480, 22192), (17195, 18688)]