498457620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21139}}^1$

素因数の和:21285

約数の個数: 72

約数和(自身を含む): 1523602080

約数和(自身を除く): 1025144460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 11790, 21139, 23580, 42278, 63417, 84556, 105695, 126834, 190251, 211390, 253668, 317085, 380502, 422780, 634170, 761004, 951255, 1268340, 1902510, 2769209, 3805020, 5538418, 8307627, 11076836, 13846045, 16615254, 24922881, 27692090, 33230508, 41538135, 49845762, 55384180, 83076270, 99691524, 124614405, 166152540, 249228810, 498457620]

約数ペア:

[(1, 498457620), (2, 249228810), (3, 166152540), (4, 124614405), (5, 99691524), (6, 83076270), (9, 55384180), (10, 49845762), (12, 41538135), (15, 33230508), (18, 27692090), (20, 24922881), (30, 16615254), (36, 13846045), (45, 11076836), (60, 8307627), (90, 5538418), (131, 3805020), (180, 2769209), (262, 1902510), (393, 1268340), (524, 951255), (655, 761004), (786, 634170), (1179, 422780), (1310, 380502), (1572, 317085), (1965, 253668), (2358, 211390), (2620, 190251), (3930, 126834), (4716, 105695), (5895, 84556), (7860, 63417), (11790, 42278), (21139, 23580)]