61019520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:604

約数の個数: 128

約数和(自身を含む): 198067680

約数和(自身を除く): 137048160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 521, 610, 640, 732, 915, 960, 976, 1042, 1220, 1464, 1563, 1830, 1920, 1952, 2084, 2440, 2605, 2928, 3126, 3660, 3904, 4168, 4880, 5210, 5856, 6252, 7320, 7808, 7815, 8336, 9760, 10420, 11712, 12504, 14640, 15630, 16672, 19520, 20840, 23424, 25008, 29280, 31260, 31781, 33344, 39040, 41680, 50016, 58560, 62520, 63562, 66688, 83360, 95343, 100032, 117120, 125040, 127124, 158905, 166720, 190686, 200064, 250080, 254248, 317810, 333440, 381372, 476715, 500160, 508496, 635620, 762744, 953430, 1000320, 1016992, 1271240, 1525488, 1906860, 2033984, 2542480, 3050976, 3813720, 4067968, 5084960, 6101952, 7627440, 10169920, 12203904, 15254880, 20339840, 30509760, 61019520]

約数ペア:

[(1, 61019520), (2, 30509760), (3, 20339840), (4, 15254880), (5, 12203904), (6, 10169920), (8, 7627440), (10, 6101952), (12, 5084960), (15, 4067968), (16, 3813720), (20, 3050976), (24, 2542480), (30, 2033984), (32, 1906860), (40, 1525488), (48, 1271240), (60, 1016992), (61, 1000320), (64, 953430), (80, 762744), (96, 635620), (120, 508496), (122, 500160), (128, 476715), (160, 381372), (183, 333440), (192, 317810), (240, 254248), (244, 250080), (305, 200064), (320, 190686), (366, 166720), (384, 158905), (480, 127124), (488, 125040), (521, 117120), (610, 100032), (640, 95343), (732, 83360), (915, 66688), (960, 63562), (976, 62520), (1042, 58560), (1220, 50016), (1464, 41680), (1563, 39040), (1830, 33344), (1920, 31781), (1952, 31260), (2084, 29280), (2440, 25008), (2605, 23424), (2928, 20840), (3126, 19520), (3660, 16672), (3904, 15630), (4168, 14640), (4880, 12504), (5210, 11712), (5856, 10420), (6252, 9760), (7320, 8336), (7808, 7815)]