20461393440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{200131}}^1$

素因数の和:200223

約数の個数: 144

約数和(自身を含む): 70808302656

約数和(自身を除く): 50346909216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1704, 2130, 2272, 2556, 2840, 3195, 3408, 4260, 5112, 5680, 6390, 6816, 8520, 10224, 11360, 12780, 17040, 20448, 25560, 34080, 51120, 102240, 200131, 400262, 600393, 800524, 1000655, 1200786, 1601048, 1801179, 2001310, 2401572, 3001965, 3202096, 3602358, 4002620, 4803144, 6003930, 6404192, 7204716, 8005240, 9005895, 9606288, 12007860, 14209301, 14409432, 16010480, 18011790, 19212576, 24015720, 28418602, 28818864, 32020960, 36023580, 42627903, 48031440, 56837204, 57637728, 71046505, 72047160, 85255806, 96062880, 113674408, 127883709, 142093010, 144094320, 170511612, 213139515, 227348816, 255767418, 284186020, 288188640, 341023224, 426279030, 454697632, 511534836, 568372040, 639418545, 682046448, 852558060, 1023069672, 1136744080, 1278837090, 1364092896, 1705116120, 2046139344, 2273488160, 2557674180, 3410232240, 4092278688, 5115348360, 6820464480, 10230696720, 20461393440]

約数ペア:

[(1, 20461393440), (2, 10230696720), (3, 6820464480), (4, 5115348360), (5, 4092278688), (6, 3410232240), (8, 2557674180), (9, 2273488160), (10, 2046139344), (12, 1705116120), (15, 1364092896), (16, 1278837090), (18, 1136744080), (20, 1023069672), (24, 852558060), (30, 682046448), (32, 639418545), (36, 568372040), (40, 511534836), (45, 454697632), (48, 426279030), (60, 341023224), (71, 288188640), (72, 284186020), (80, 255767418), (90, 227348816), (96, 213139515), (120, 170511612), (142, 144094320), (144, 142093010), (160, 127883709), (180, 113674408), (213, 96062880), (240, 85255806), (284, 72047160), (288, 71046505), (355, 57637728), (360, 56837204), (426, 48031440), (480, 42627903), (568, 36023580), (639, 32020960), (710, 28818864), (720, 28418602), (852, 24015720), (1065, 19212576), (1136, 18011790), (1278, 16010480), (1420, 14409432), (1440, 14209301), (1704, 12007860), (2130, 9606288), (2272, 9005895), (2556, 8005240), (2840, 7204716), (3195, 6404192), (3408, 6003930), (4260, 4803144), (5112, 4002620), (5680, 3602358), (6390, 3202096), (6816, 3001965), (8520, 2401572), (10224, 2001310), (11360, 1801179), (12780, 1601048), (17040, 1200786), (20448, 1000655), (25560, 800524), (34080, 600393), (51120, 400262), (102240, 200131)]