30509270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 34187050

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 110, 115, 155, 230, 253, 310, 341, 389, 506, 682, 713, 778, 1265, 1426, 1705, 1945, 2530, 3410, 3565, 3890, 4279, 7130, 7843, 8558, 8947, 12059, 15686, 17894, 21395, 24118, 39215, 42790, 44735, 60295, 78430, 89470, 98417, 120590, 132649, 196834, 265298, 277357, 492085, 554714, 663245, 984170, 1326490, 1386785, 2773570, 3050927, 6101854, 15254635, 30509270]

約数ペア:

[(1, 30509270), (2, 15254635), (5, 6101854), (10, 3050927), (11, 2773570), (22, 1386785), (23, 1326490), (31, 984170), (46, 663245), (55, 554714), (62, 492085), (110, 277357), (115, 265298), (155, 196834), (230, 132649), (253, 120590), (310, 98417), (341, 89470), (389, 78430), (506, 60295), (682, 44735), (713, 42790), (778, 39215), (1265, 24118), (1426, 21395), (1705, 17894), (1945, 15686), (2530, 12059), (3410, 8947), (3565, 8558), (3890, 7843), (4279, 7130)]