1251823360

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51473}}^1$

素因数の和:51513

約数の個数: 72

約数和(自身を含む): 3156385680

約数和(自身を除く): 1904562320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 51473, 102946, 205892, 257365, 411784, 514730, 823568, 977987, 1029460, 1647136, 1955974, 2058920, 3294272, 3911948, 4117840, 4889935, 6588544, 7823896, 8235680, 9779870, 13177088, 15647792, 16471360, 19559740, 31295584, 32942720, 39119480, 62591168, 65885440, 78238960, 125182336, 156477920, 250364672, 312955840, 625911680, 1251823360]

約数ペア:

[(1, 1251823360), (2, 625911680), (4, 312955840), (5, 250364672), (8, 156477920), (10, 125182336), (16, 78238960), (19, 65885440), (20, 62591168), (32, 39119480), (38, 32942720), (40, 31295584), (64, 19559740), (76, 16471360), (80, 15647792), (95, 13177088), (128, 9779870), (152, 8235680), (160, 7823896), (190, 6588544), (256, 4889935), (304, 4117840), (320, 3911948), (380, 3294272), (608, 2058920), (640, 1955974), (760, 1647136), (1216, 1029460), (1280, 977987), (1520, 823568), (2432, 514730), (3040, 411784), (4864, 257365), (6080, 205892), (12160, 102946), (24320, 51473)]