291269810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 613474560

約数和(自身を除く): 322204750

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 47, 65, 94, 95, 130, 169, 190, 193, 235, 247, 338, 386, 470, 494, 611, 845, 893, 965, 1222, 1235, 1690, 1786, 1930, 2470, 2509, 3055, 3211, 3667, 4465, 5018, 6110, 6422, 7334, 7943, 8930, 9071, 11609, 12545, 15886, 16055, 18142, 18335, 23218, 25090, 32110, 32617, 36670, 39715, 45355, 47671, 58045, 65234, 79430, 90710, 95342, 116090, 117923, 150917, 163085, 172349, 235846, 238355, 301834, 326170, 344698, 476710, 589615, 619723, 754585, 861745, 1179230, 1239446, 1509170, 1532999, 1723490, 2240537, 3065998, 3098615, 4481074, 6197230, 7664995, 11202685, 15329990, 22405370, 29126981, 58253962, 145634905, 291269810]

約数ペア:

[(1, 291269810), (2, 145634905), (5, 58253962), (10, 29126981), (13, 22405370), (19, 15329990), (26, 11202685), (38, 7664995), (47, 6197230), (65, 4481074), (94, 3098615), (95, 3065998), (130, 2240537), (169, 1723490), (190, 1532999), (193, 1509170), (235, 1239446), (247, 1179230), (338, 861745), (386, 754585), (470, 619723), (494, 589615), (611, 476710), (845, 344698), (893, 326170), (965, 301834), (1222, 238355), (1235, 235846), (1690, 172349), (1786, 163085), (1930, 150917), (2470, 117923), (2509, 116090), (3055, 95342), (3211, 90710), (3667, 79430), (4465, 65234), (5018, 58045), (6110, 47671), (6422, 45355), (7334, 39715), (7943, 36670), (8930, 32617), (9071, 32110), (11609, 25090), (12545, 23218), (15886, 18335), (16055, 18142)]