30503440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2039}}^1$

素因数の和:2080

約数の個数: 80

約数和(自身を含む): 81959040

約数和(自身を除く): 51455600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2039, 2992, 3740, 4078, 7480, 8156, 10195, 14960, 16312, 20390, 22429, 32624, 34663, 40780, 44858, 69326, 81560, 89716, 112145, 138652, 163120, 173315, 179432, 224290, 277304, 346630, 358864, 381293, 448580, 554608, 693260, 762586, 897160, 1386520, 1525172, 1794320, 1906465, 2773040, 3050344, 3812930, 6100688, 7625860, 15251720, 30503440]

約数ペア:

[(1, 30503440), (2, 15251720), (4, 7625860), (5, 6100688), (8, 3812930), (10, 3050344), (11, 2773040), (16, 1906465), (17, 1794320), (20, 1525172), (22, 1386520), (34, 897160), (40, 762586), (44, 693260), (55, 554608), (68, 448580), (80, 381293), (85, 358864), (88, 346630), (110, 277304), (136, 224290), (170, 179432), (176, 173315), (187, 163120), (220, 138652), (272, 112145), (340, 89716), (374, 81560), (440, 69326), (680, 44858), (748, 40780), (880, 34663), (935, 32624), (1360, 22429), (1496, 20390), (1870, 16312), (2039, 14960), (2992, 10195), (3740, 8156), (4078, 7480)]