31354560

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:236

約数の個数: 224

約数和(自身を含む): 117043200

約数和(自身を除く): 85688640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 191, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 382, 432, 456, 480, 513, 540, 570, 573, 576, 608, 684, 720, 760, 764, 855, 864, 912, 955, 960, 1026, 1080, 1140, 1146, 1216, 1368, 1440, 1520, 1528, 1710, 1719, 1728, 1824, 1910, 2052, 2160, 2280, 2292, 2565, 2736, 2865, 2880, 3040, 3056, 3420, 3438, 3629, 3648, 3820, 4104, 4320, 4560, 4584, 5130, 5157, 5472, 5730, 6080, 6112, 6840, 6876, 7258, 7640, 8208, 8595, 8640, 9120, 9168, 10260, 10314, 10887, 10944, 11460, 12224, 13680, 13752, 14516, 15280, 16416, 17190, 18145, 18240, 18336, 20520, 20628, 21774, 22920, 25785, 27360, 27504, 29032, 30560, 32661, 32832, 34380, 36290, 36672, 41040, 41256, 43548, 45840, 51570, 54435, 54720, 55008, 58064, 61120, 65322, 68760, 72580, 82080, 82512, 87096, 91680, 97983, 103140, 108870, 110016, 116128, 130644, 137520, 145160, 163305, 164160, 165024, 174192, 183360, 195966, 206280, 217740, 232256, 261288, 275040, 290320, 326610, 330048, 348384, 391932, 412560, 435480, 489915, 522576, 550080, 580640, 653220, 696768, 783864, 825120, 870960, 979830, 1045152, 1161280, 1306440, 1567728, 1650240, 1741920, 1959660, 2090304, 2612880, 3135456, 3483840, 3919320, 5225760, 6270912, 7838640, 10451520, 15677280, 31354560]

約数ペア:

[(1, 31354560), (2, 15677280), (3, 10451520), (4, 7838640), (5, 6270912), (6, 5225760), (8, 3919320), (9, 3483840), (10, 3135456), (12, 2612880), (15, 2090304), (16, 1959660), (18, 1741920), (19, 1650240), (20, 1567728), (24, 1306440), (27, 1161280), (30, 1045152), (32, 979830), (36, 870960), (38, 825120), (40, 783864), (45, 696768), (48, 653220), (54, 580640), (57, 550080), (60, 522576), (64, 489915), (72, 435480), (76, 412560), (80, 391932), (90, 348384), (95, 330048), (96, 326610), (108, 290320), (114, 275040), (120, 261288), (135, 232256), (144, 217740), (152, 206280), (160, 195966), (171, 183360), (180, 174192), (190, 165024), (191, 164160), (192, 163305), (216, 145160), (228, 137520), (240, 130644), (270, 116128), (285, 110016), (288, 108870), (304, 103140), (320, 97983), (342, 91680), (360, 87096), (380, 82512), (382, 82080), (432, 72580), (456, 68760), (480, 65322), (513, 61120), (540, 58064), (570, 55008), (573, 54720), (576, 54435), (608, 51570), (684, 45840), (720, 43548), (760, 41256), (764, 41040), (855, 36672), (864, 36290), (912, 34380), (955, 32832), (960, 32661), (1026, 30560), (1080, 29032), (1140, 27504), (1146, 27360), (1216, 25785), (1368, 22920), (1440, 21774), (1520, 20628), (1528, 20520), (1710, 18336), (1719, 18240), (1728, 18145), (1824, 17190), (1910, 16416), (2052, 15280), (2160, 14516), (2280, 13752), (2292, 13680), (2565, 12224), (2736, 11460), (2865, 10944), (2880, 10887), (3040, 10314), (3056, 10260), (3420, 9168), (3438, 9120), (3629, 8640), (3648, 8595), (3820, 8208), (4104, 7640), (4320, 7258), (4560, 6876), (4584, 6840), (5130, 6112), (5157, 6080), (5472, 5730)]