30827120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1242

約数の個数: 80

約数和(自身を含む): 79950240

約数和(自身を除く): 49123120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1193, 1292, 1360, 1520, 1615, 2386, 2584, 3230, 4772, 5168, 5965, 6460, 9544, 11930, 12920, 19088, 20281, 22667, 23860, 25840, 40562, 45334, 47720, 81124, 90668, 95440, 101405, 113335, 162248, 181336, 202810, 226670, 324496, 362672, 385339, 405620, 453340, 770678, 811240, 906680, 1541356, 1622480, 1813360, 1926695, 3082712, 3853390, 6165424, 7706780, 15413560, 30827120]

約数ペア:

[(1, 30827120), (2, 15413560), (4, 7706780), (5, 6165424), (8, 3853390), (10, 3082712), (16, 1926695), (17, 1813360), (19, 1622480), (20, 1541356), (34, 906680), (38, 811240), (40, 770678), (68, 453340), (76, 405620), (80, 385339), (85, 362672), (95, 324496), (136, 226670), (152, 202810), (170, 181336), (190, 162248), (272, 113335), (304, 101405), (323, 95440), (340, 90668), (380, 81124), (646, 47720), (680, 45334), (760, 40562), (1193, 25840), (1292, 23860), (1360, 22667), (1520, 20281), (1615, 19088), (2386, 12920), (2584, 11930), (3230, 9544), (4772, 6460), (5168, 5965)]