258798360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 794914560

約数和(自身を除く): 536116200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 131, 163, 202, 262, 303, 326, 393, 404, 489, 505, 524, 606, 652, 655, 786, 808, 815, 978, 1010, 1048, 1212, 1304, 1310, 1515, 1572, 1630, 1956, 1965, 2020, 2424, 2445, 2620, 3030, 3144, 3260, 3912, 3930, 4040, 4890, 5240, 6060, 6520, 7860, 9780, 12120, 13231, 15720, 16463, 19560, 21353, 26462, 32926, 39693, 42706, 49389, 52924, 64059, 65852, 66155, 79386, 82315, 85412, 98778, 105848, 106765, 128118, 131704, 132310, 158772, 164630, 170824, 197556, 198465, 213530, 246945, 256236, 264620, 317544, 320295, 329260, 395112, 396930, 427060, 493890, 512472, 529240, 640590, 658520, 793860, 854120, 987780, 1281180, 1587720, 1975560, 2156653, 2562360, 4313306, 6469959, 8626612, 10783265, 12939918, 17253224, 21566530, 25879836, 32349795, 43133060, 51759672, 64699590, 86266120, 129399180, 258798360]

約数ペア:

[(1, 258798360), (2, 129399180), (3, 86266120), (4, 64699590), (5, 51759672), (6, 43133060), (8, 32349795), (10, 25879836), (12, 21566530), (15, 17253224), (20, 12939918), (24, 10783265), (30, 8626612), (40, 6469959), (60, 4313306), (101, 2562360), (120, 2156653), (131, 1975560), (163, 1587720), (202, 1281180), (262, 987780), (303, 854120), (326, 793860), (393, 658520), (404, 640590), (489, 529240), (505, 512472), (524, 493890), (606, 427060), (652, 396930), (655, 395112), (786, 329260), (808, 320295), (815, 317544), (978, 264620), (1010, 256236), (1048, 246945), (1212, 213530), (1304, 198465), (1310, 197556), (1515, 170824), (1572, 164630), (1630, 158772), (1956, 132310), (1965, 131704), (2020, 128118), (2424, 106765), (2445, 105848), (2620, 98778), (3030, 85412), (3144, 82315), (3260, 79386), (3912, 66155), (3930, 65852), (4040, 64059), (4890, 52924), (5240, 49389), (6060, 42706), (6520, 39693), (7860, 32926), (9780, 26462), (12120, 21353), (13231, 19560), (15720, 16463)]