123997440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{659}}^1$

素因数の和:697

約数の個数: 216

約数和(自身を含む): 461371680

約数和(自身を除く): 337374240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 659, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1318, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 1977, 2240, 2352, 2636, 2688, 2940, 3136, 3295, 3360, 3840, 3920, 3954, 4480, 4613, 4704, 5272, 5376, 5880, 6272, 6590, 6720, 7840, 7908, 8960, 9226, 9408, 9885, 10544, 11760, 12544, 13180, 13440, 13839, 15680, 15816, 18452, 18816, 19770, 21088, 23065, 23520, 26360, 26880, 27678, 31360, 31632, 32291, 36904, 37632, 39540, 42176, 46130, 47040, 52720, 55356, 62720, 63264, 64582, 69195, 73808, 79080, 84352, 92260, 94080, 96873, 105440, 110712, 126528, 129164, 138390, 147616, 158160, 161455, 168704, 184520, 188160, 193746, 210880, 221424, 253056, 258328, 276780, 295232, 316320, 322910, 369040, 387492, 421760, 442848, 484365, 506112, 516656, 553560, 590464, 632640, 645820, 738080, 774984, 843520, 885696, 968730, 1033312, 1107120, 1180928, 1265280, 1291640, 1476160, 1549968, 1771392, 1937460, 2066624, 2214240, 2530560, 2583280, 2952320, 3099936, 3542784, 3874920, 4133248, 4428480, 5166560, 5904640, 6199872, 7749840, 8266496, 8856960, 10333120, 12399744, 15499680, 17713920, 20666240, 24799488, 30999360, 41332480, 61998720, 123997440]

約数ペア:

[(1, 123997440), (2, 61998720), (3, 41332480), (4, 30999360), (5, 24799488), (6, 20666240), (7, 17713920), (8, 15499680), (10, 12399744), (12, 10333120), (14, 8856960), (15, 8266496), (16, 7749840), (20, 6199872), (21, 5904640), (24, 5166560), (28, 4428480), (30, 4133248), (32, 3874920), (35, 3542784), (40, 3099936), (42, 2952320), (48, 2583280), (49, 2530560), (56, 2214240), (60, 2066624), (64, 1937460), (70, 1771392), (80, 1549968), (84, 1476160), (96, 1291640), (98, 1265280), (105, 1180928), (112, 1107120), (120, 1033312), (128, 968730), (140, 885696), (147, 843520), (160, 774984), (168, 738080), (192, 645820), (196, 632640), (210, 590464), (224, 553560), (240, 516656), (245, 506112), (256, 484365), (280, 442848), (294, 421760), (320, 387492), (336, 369040), (384, 322910), (392, 316320), (420, 295232), (448, 276780), (480, 258328), (490, 253056), (560, 221424), (588, 210880), (640, 193746), (659, 188160), (672, 184520), (735, 168704), (768, 161455), (784, 158160), (840, 147616), (896, 138390), (960, 129164), (980, 126528), (1120, 110712), (1176, 105440), (1280, 96873), (1318, 94080), (1344, 92260), (1470, 84352), (1568, 79080), (1680, 73808), (1792, 69195), (1920, 64582), (1960, 63264), (1977, 62720), (2240, 55356), (2352, 52720), (2636, 47040), (2688, 46130), (2940, 42176), (3136, 39540), (3295, 37632), (3360, 36904), (3840, 32291), (3920, 31632), (3954, 31360), (4480, 27678), (4613, 26880), (4704, 26360), (5272, 23520), (5376, 23065), (5880, 21088), (6272, 19770), (6590, 18816), (6720, 18452), (7840, 15816), (7908, 15680), (8960, 13839), (9226, 13440), (9408, 13180), (9885, 12544), (10544, 11760)]