258948420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{253871}}^1$

素因数の和:253900

約数の個数: 48

約数和(自身を含む): 767708928

約数和(自身を除く): 508760508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 253871, 507742, 761613, 1015484, 1269355, 1523226, 2538710, 3046452, 3808065, 4315807, 5077420, 7616130, 8631614, 12947421, 15232260, 17263228, 21579035, 25894842, 43158070, 51789684, 64737105, 86316140, 129474210, 258948420]

約数ペア:

[(1, 258948420), (2, 129474210), (3, 86316140), (4, 64737105), (5, 51789684), (6, 43158070), (10, 25894842), (12, 21579035), (15, 17263228), (17, 15232260), (20, 12947421), (30, 8631614), (34, 7616130), (51, 5077420), (60, 4315807), (68, 3808065), (85, 3046452), (102, 2538710), (170, 1523226), (204, 1269355), (255, 1015484), (340, 761613), (510, 507742), (1020, 253871)]