489393480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 1498176000

約数和(自身を除く): 1008782520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 149, 202, 271, 298, 303, 404, 447, 505, 542, 596, 606, 745, 808, 813, 894, 1010, 1084, 1192, 1212, 1355, 1490, 1515, 1626, 1788, 2020, 2168, 2235, 2424, 2710, 2980, 3030, 3252, 3576, 4040, 4065, 4470, 5420, 5960, 6060, 6504, 8130, 8940, 10840, 12120, 15049, 16260, 17880, 27371, 30098, 32520, 40379, 45147, 54742, 60196, 75245, 80758, 82113, 90294, 109484, 120392, 121137, 136855, 150490, 161516, 164226, 180588, 201895, 218968, 225735, 242274, 273710, 300980, 323032, 328452, 361176, 403790, 410565, 451470, 484548, 547420, 601960, 605685, 656904, 807580, 821130, 902940, 969096, 1094840, 1211370, 1615160, 1642260, 1805880, 2422740, 3284520, 4078279, 4845480, 8156558, 12234837, 16313116, 20391395, 24469674, 32626232, 40782790, 48939348, 61174185, 81565580, 97878696, 122348370, 163131160, 244696740, 489393480]

約数ペア:

[(1, 489393480), (2, 244696740), (3, 163131160), (4, 122348370), (5, 97878696), (6, 81565580), (8, 61174185), (10, 48939348), (12, 40782790), (15, 32626232), (20, 24469674), (24, 20391395), (30, 16313116), (40, 12234837), (60, 8156558), (101, 4845480), (120, 4078279), (149, 3284520), (202, 2422740), (271, 1805880), (298, 1642260), (303, 1615160), (404, 1211370), (447, 1094840), (505, 969096), (542, 902940), (596, 821130), (606, 807580), (745, 656904), (808, 605685), (813, 601960), (894, 547420), (1010, 484548), (1084, 451470), (1192, 410565), (1212, 403790), (1355, 361176), (1490, 328452), (1515, 323032), (1626, 300980), (1788, 273710), (2020, 242274), (2168, 225735), (2235, 218968), (2424, 201895), (2710, 180588), (2980, 164226), (3030, 161516), (3252, 150490), (3576, 136855), (4040, 121137), (4065, 120392), (4470, 109484), (5420, 90294), (5960, 82113), (6060, 80758), (6504, 75245), (8130, 60196), (8940, 54742), (10840, 45147), (12120, 40379), (15049, 32520), (16260, 30098), (17880, 27371)]