149542720

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 371904768

約数和(自身を除く): 222362048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 61, 64, 80, 94, 122, 160, 163, 188, 235, 244, 305, 320, 326, 376, 470, 488, 610, 652, 752, 815, 940, 976, 1220, 1304, 1504, 1630, 1880, 1952, 2440, 2608, 2867, 3008, 3260, 3760, 3904, 4880, 5216, 5734, 6520, 7520, 7661, 9760, 9943, 10432, 11468, 13040, 14335, 15040, 15322, 19520, 19886, 22936, 26080, 28670, 30644, 38305, 39772, 45872, 49715, 52160, 57340, 61288, 76610, 79544, 91744, 99430, 114680, 122576, 153220, 159088, 183488, 198860, 229360, 245152, 306440, 318176, 397720, 458720, 467321, 490304, 612880, 636352, 795440, 917440, 934642, 1225760, 1590880, 1869284, 2336605, 2451520, 3181760, 3738568, 4673210, 7477136, 9346420, 14954272, 18692840, 29908544, 37385680, 74771360, 149542720]

約数ペア:

[(1, 149542720), (2, 74771360), (4, 37385680), (5, 29908544), (8, 18692840), (10, 14954272), (16, 9346420), (20, 7477136), (32, 4673210), (40, 3738568), (47, 3181760), (61, 2451520), (64, 2336605), (80, 1869284), (94, 1590880), (122, 1225760), (160, 934642), (163, 917440), (188, 795440), (235, 636352), (244, 612880), (305, 490304), (320, 467321), (326, 458720), (376, 397720), (470, 318176), (488, 306440), (610, 245152), (652, 229360), (752, 198860), (815, 183488), (940, 159088), (976, 153220), (1220, 122576), (1304, 114680), (1504, 99430), (1630, 91744), (1880, 79544), (1952, 76610), (2440, 61288), (2608, 57340), (2867, 52160), (3008, 49715), (3260, 45872), (3760, 39772), (3904, 38305), (4880, 30644), (5216, 28670), (5734, 26080), (6520, 22936), (7520, 19886), (7661, 19520), (9760, 15322), (9943, 15040), (10432, 14335), (11468, 13040)]