290430

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{461}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 864864

約数和(自身を除く): 574434

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 461, 630, 922, 1383, 2305, 2766, 3227, 4149, 4610, 6454, 6915, 8298, 9681, 13830, 16135, 19362, 20745, 29043, 32270, 41490, 48405, 58086, 96810, 145215, 290430]

約数ペア:

[(1, 290430), (2, 145215), (3, 96810), (5, 58086), (6, 48405), (7, 41490), (9, 32270), (10, 29043), (14, 20745), (15, 19362), (18, 16135), (21, 13830), (30, 9681), (35, 8298), (42, 6915), (45, 6454), (63, 4610), (70, 4149), (90, 3227), (105, 2766), (126, 2305), (210, 1383), (315, 922), (461, 630)]