31986900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1$

素因数の和:396

約数の個数: 180

約数和(自身を含む): 113430240

約数和(自身を除く): 81443340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 81, 90, 99, 100, 108, 110, 132, 135, 150, 162, 165, 180, 198, 220, 225, 270, 275, 297, 300, 324, 330, 359, 396, 405, 450, 495, 540, 550, 594, 660, 675, 718, 810, 825, 891, 900, 990, 1077, 1100, 1188, 1350, 1436, 1485, 1620, 1650, 1782, 1795, 1980, 2025, 2154, 2475, 2700, 2970, 3231, 3300, 3564, 3590, 3949, 4050, 4308, 4455, 4950, 5385, 5940, 6462, 7180, 7425, 7898, 8100, 8910, 8975, 9693, 9900, 10770, 11847, 12924, 14850, 15796, 16155, 17820, 17950, 19386, 19745, 21540, 22275, 23694, 26925, 29079, 29700, 32310, 35541, 35900, 38772, 39490, 44550, 47388, 48465, 53850, 58158, 59235, 64620, 71082, 78980, 80775, 89100, 96930, 98725, 106623, 107700, 116316, 118470, 142164, 145395, 161550, 177705, 193860, 197450, 213246, 236940, 242325, 290790, 296175, 319869, 323100, 355410, 394900, 426492, 484650, 533115, 581580, 592350, 639738, 710820, 726975, 888525, 969300, 1066230, 1184700, 1279476, 1453950, 1599345, 1777050, 2132460, 2665575, 2907900, 3198690, 3554100, 5331150, 6397380, 7996725, 10662300, 15993450, 31986900]

約数ペア:

[(1, 31986900), (2, 15993450), (3, 10662300), (4, 7996725), (5, 6397380), (6, 5331150), (9, 3554100), (10, 3198690), (11, 2907900), (12, 2665575), (15, 2132460), (18, 1777050), (20, 1599345), (22, 1453950), (25, 1279476), (27, 1184700), (30, 1066230), (33, 969300), (36, 888525), (44, 726975), (45, 710820), (50, 639738), (54, 592350), (55, 581580), (60, 533115), (66, 484650), (75, 426492), (81, 394900), (90, 355410), (99, 323100), (100, 319869), (108, 296175), (110, 290790), (132, 242325), (135, 236940), (150, 213246), (162, 197450), (165, 193860), (180, 177705), (198, 161550), (220, 145395), (225, 142164), (270, 118470), (275, 116316), (297, 107700), (300, 106623), (324, 98725), (330, 96930), (359, 89100), (396, 80775), (405, 78980), (450, 71082), (495, 64620), (540, 59235), (550, 58158), (594, 53850), (660, 48465), (675, 47388), (718, 44550), (810, 39490), (825, 38772), (891, 35900), (900, 35541), (990, 32310), (1077, 29700), (1100, 29079), (1188, 26925), (1350, 23694), (1436, 22275), (1485, 21540), (1620, 19745), (1650, 19386), (1782, 17950), (1795, 17820), (1980, 16155), (2025, 15796), (2154, 14850), (2475, 12924), (2700, 11847), (2970, 10770), (3231, 9900), (3300, 9693), (3564, 8975), (3590, 8910), (3949, 8100), (4050, 7898), (4308, 7425), (4455, 7180), (4950, 6462), (5385, 5940)]