74917760

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 193514400

約数和(自身を除く): 118596640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 101, 122, 128, 152, 160, 190, 202, 244, 304, 305, 320, 380, 404, 488, 505, 608, 610, 640, 760, 808, 976, 1010, 1159, 1216, 1220, 1520, 1616, 1919, 1952, 2020, 2318, 2432, 2440, 3040, 3232, 3838, 3904, 4040, 4636, 4880, 5795, 6080, 6161, 6464, 7676, 7808, 8080, 9272, 9595, 9760, 11590, 12160, 12322, 12928, 15352, 16160, 18544, 19190, 19520, 23180, 24644, 30704, 30805, 32320, 37088, 38380, 39040, 46360, 49288, 61408, 61610, 64640, 74176, 76760, 92720, 98576, 117059, 122816, 123220, 148352, 153520, 185440, 197152, 234118, 245632, 246440, 307040, 370880, 394304, 468236, 492880, 585295, 614080, 741760, 788608, 936472, 985760, 1170590, 1228160, 1872944, 1971520, 2341180, 3745888, 3943040, 4682360, 7491776, 9364720, 14983552, 18729440, 37458880, 74917760]

約数ペア:

[(1, 74917760), (2, 37458880), (4, 18729440), (5, 14983552), (8, 9364720), (10, 7491776), (16, 4682360), (19, 3943040), (20, 3745888), (32, 2341180), (38, 1971520), (40, 1872944), (61, 1228160), (64, 1170590), (76, 985760), (80, 936472), (95, 788608), (101, 741760), (122, 614080), (128, 585295), (152, 492880), (160, 468236), (190, 394304), (202, 370880), (244, 307040), (304, 246440), (305, 245632), (320, 234118), (380, 197152), (404, 185440), (488, 153520), (505, 148352), (608, 123220), (610, 122816), (640, 117059), (760, 98576), (808, 92720), (976, 76760), (1010, 74176), (1159, 64640), (1216, 61610), (1220, 61408), (1520, 49288), (1616, 46360), (1919, 39040), (1952, 38380), (2020, 37088), (2318, 32320), (2432, 30805), (2440, 30704), (3040, 24644), (3232, 23180), (3838, 19520), (3904, 19190), (4040, 18544), (4636, 16160), (4880, 15352), (5795, 12928), (6080, 12322), (6161, 12160), (6464, 11590), (7676, 9760), (7808, 9595), (8080, 9272)]