30505820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 73156608

約数和(自身を除く): 42650788

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 47, 68, 83, 85, 92, 94, 115, 166, 170, 188, 230, 235, 332, 340, 391, 415, 460, 470, 782, 799, 830, 940, 1081, 1411, 1564, 1598, 1660, 1909, 1955, 2162, 2822, 3196, 3818, 3901, 3910, 3995, 4324, 5405, 5644, 7055, 7636, 7802, 7820, 7990, 9545, 10810, 14110, 15604, 15980, 18377, 19090, 19505, 21620, 28220, 32453, 36754, 38180, 39010, 64906, 66317, 73508, 78020, 89723, 91885, 129812, 132634, 162265, 179446, 183770, 265268, 324530, 331585, 358892, 367540, 448615, 649060, 663170, 897230, 1326340, 1525291, 1794460, 3050582, 6101164, 7626455, 15252910, 30505820]

約数ペア:

[(1, 30505820), (2, 15252910), (4, 7626455), (5, 6101164), (10, 3050582), (17, 1794460), (20, 1525291), (23, 1326340), (34, 897230), (46, 663170), (47, 649060), (68, 448615), (83, 367540), (85, 358892), (92, 331585), (94, 324530), (115, 265268), (166, 183770), (170, 179446), (188, 162265), (230, 132634), (235, 129812), (332, 91885), (340, 89723), (391, 78020), (415, 73508), (460, 66317), (470, 64906), (782, 39010), (799, 38180), (830, 36754), (940, 32453), (1081, 28220), (1411, 21620), (1564, 19505), (1598, 19090), (1660, 18377), (1909, 15980), (1955, 15604), (2162, 14110), (2822, 10810), (3196, 9545), (3818, 7990), (3901, 7820), (3910, 7802), (3995, 7636), (4324, 7055), (5405, 5644)]