90855720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 192

約数和(自身を含む): 320112000

約数和(自身を除く): 229256280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 72, 74, 76, 90, 95, 111, 114, 120, 148, 152, 171, 180, 185, 190, 222, 228, 285, 296, 333, 342, 359, 360, 370, 380, 444, 456, 555, 570, 666, 684, 703, 718, 740, 760, 855, 888, 1077, 1110, 1140, 1332, 1368, 1406, 1436, 1480, 1665, 1710, 1795, 2109, 2154, 2220, 2280, 2664, 2812, 2872, 3231, 3330, 3420, 3515, 3590, 4218, 4308, 4440, 5385, 5624, 6327, 6462, 6660, 6821, 6840, 7030, 7180, 8436, 8616, 10545, 10770, 12654, 12924, 13283, 13320, 13642, 14060, 14360, 16155, 16872, 20463, 21090, 21540, 25308, 25848, 26566, 27284, 28120, 31635, 32310, 34105, 39849, 40926, 42180, 43080, 50616, 53132, 54568, 61389, 63270, 64620, 66415, 68210, 79698, 81852, 84360, 102315, 106264, 119547, 122778, 126540, 129240, 132830, 136420, 159396, 163704, 199245, 204630, 239094, 245556, 252377, 253080, 265660, 272840, 306945, 318792, 398490, 409260, 478188, 491112, 504754, 531320, 597735, 613890, 757131, 796980, 818520, 956376, 1009508, 1195470, 1227780, 1261885, 1514262, 1593960, 2019016, 2271393, 2390940, 2455560, 2523770, 3028524, 3785655, 4542786, 4781880, 5047540, 6057048, 7571310, 9085572, 10095080, 11356965, 15142620, 18171144, 22713930, 30285240, 45427860, 90855720]

約数ペア:

[(1, 90855720), (2, 45427860), (3, 30285240), (4, 22713930), (5, 18171144), (6, 15142620), (8, 11356965), (9, 10095080), (10, 9085572), (12, 7571310), (15, 6057048), (18, 5047540), (19, 4781880), (20, 4542786), (24, 3785655), (30, 3028524), (36, 2523770), (37, 2455560), (38, 2390940), (40, 2271393), (45, 2019016), (57, 1593960), (60, 1514262), (72, 1261885), (74, 1227780), (76, 1195470), (90, 1009508), (95, 956376), (111, 818520), (114, 796980), (120, 757131), (148, 613890), (152, 597735), (171, 531320), (180, 504754), (185, 491112), (190, 478188), (222, 409260), (228, 398490), (285, 318792), (296, 306945), (333, 272840), (342, 265660), (359, 253080), (360, 252377), (370, 245556), (380, 239094), (444, 204630), (456, 199245), (555, 163704), (570, 159396), (666, 136420), (684, 132830), (703, 129240), (718, 126540), (740, 122778), (760, 119547), (855, 106264), (888, 102315), (1077, 84360), (1110, 81852), (1140, 79698), (1332, 68210), (1368, 66415), (1406, 64620), (1436, 63270), (1480, 61389), (1665, 54568), (1710, 53132), (1795, 50616), (2109, 43080), (2154, 42180), (2220, 40926), (2280, 39849), (2664, 34105), (2812, 32310), (2872, 31635), (3231, 28120), (3330, 27284), (3420, 26566), (3515, 25848), (3590, 25308), (4218, 21540), (4308, 21090), (4440, 20463), (5385, 16872), (5624, 16155), (6327, 14360), (6462, 14060), (6660, 13642), (6821, 13320), (6840, 13283), (7030, 12924), (7180, 12654), (8436, 10770), (8616, 10545)]