161238240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2731}}^1$

素因数の和:2793

約数の個数: 144

約数和(自身を含む): 563852016

約数和(自身を除く): 402613776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 480, 492, 615, 656, 720, 738, 820, 984, 1230, 1312, 1440, 1476, 1640, 1845, 1968, 2460, 2731, 2952, 3280, 3690, 3936, 4920, 5462, 5904, 6560, 7380, 8193, 9840, 10924, 11808, 13655, 14760, 16386, 19680, 21848, 24579, 27310, 29520, 32772, 40965, 43696, 49158, 54620, 59040, 65544, 81930, 87392, 98316, 109240, 111971, 122895, 131088, 163860, 196632, 218480, 223942, 245790, 262176, 327720, 335913, 393264, 436960, 447884, 491580, 559855, 655440, 671826, 786528, 895768, 983160, 1007739, 1119710, 1310880, 1343652, 1679565, 1791536, 1966320, 2015478, 2239420, 2687304, 3359130, 3583072, 3932640, 4030956, 4478840, 5038695, 5374608, 6718260, 8061912, 8957680, 10077390, 10749216, 13436520, 16123824, 17915360, 20154780, 26873040, 32247648, 40309560, 53746080, 80619120, 161238240]

約数ペア:

[(1, 161238240), (2, 80619120), (3, 53746080), (4, 40309560), (5, 32247648), (6, 26873040), (8, 20154780), (9, 17915360), (10, 16123824), (12, 13436520), (15, 10749216), (16, 10077390), (18, 8957680), (20, 8061912), (24, 6718260), (30, 5374608), (32, 5038695), (36, 4478840), (40, 4030956), (41, 3932640), (45, 3583072), (48, 3359130), (60, 2687304), (72, 2239420), (80, 2015478), (82, 1966320), (90, 1791536), (96, 1679565), (120, 1343652), (123, 1310880), (144, 1119710), (160, 1007739), (164, 983160), (180, 895768), (205, 786528), (240, 671826), (246, 655440), (288, 559855), (328, 491580), (360, 447884), (369, 436960), (410, 393264), (480, 335913), (492, 327720), (615, 262176), (656, 245790), (720, 223942), (738, 218480), (820, 196632), (984, 163860), (1230, 131088), (1312, 122895), (1440, 111971), (1476, 109240), (1640, 98316), (1845, 87392), (1968, 81930), (2460, 65544), (2731, 59040), (2952, 54620), (3280, 49158), (3690, 43696), (3936, 40965), (4920, 32772), (5462, 29520), (5904, 27310), (6560, 24579), (7380, 21848), (8193, 19680), (9840, 16386), (10924, 14760), (11808, 13655)]