638045280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:270

約数の個数: 288

約数和(自身を含む): 2273570208

約数和(自身を除く): 1635524928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 101, 107, 120, 123, 144, 160, 164, 180, 202, 205, 214, 240, 246, 288, 303, 321, 328, 360, 369, 404, 410, 428, 480, 492, 505, 535, 606, 615, 642, 656, 720, 738, 808, 820, 856, 909, 963, 984, 1010, 1070, 1212, 1230, 1284, 1312, 1440, 1476, 1515, 1605, 1616, 1640, 1712, 1818, 1845, 1926, 1968, 2020, 2140, 2424, 2460, 2568, 2952, 3030, 3210, 3232, 3280, 3424, 3636, 3690, 3852, 3936, 4040, 4141, 4280, 4387, 4545, 4815, 4848, 4920, 5136, 5904, 6060, 6420, 6560, 7272, 7380, 7704, 8080, 8282, 8560, 8774, 9090, 9630, 9696, 9840, 10272, 10807, 11808, 12120, 12423, 12840, 13161, 14544, 14760, 15408, 16160, 16564, 17120, 17548, 18180, 19260, 19680, 20705, 21614, 21935, 24240, 24846, 25680, 26322, 29088, 29520, 30816, 32421, 33128, 35096, 36360, 37269, 38520, 39483, 41410, 43228, 43870, 48480, 49692, 51360, 52644, 54035, 59040, 62115, 64842, 65805, 66256, 70192, 72720, 74538, 77040, 78966, 82820, 86456, 87740, 97263, 99384, 105288, 108070, 124230, 129684, 131610, 132512, 140384, 145440, 149076, 154080, 157932, 162105, 165640, 172912, 175480, 186345, 194526, 197415, 198768, 210576, 216140, 248460, 259368, 263220, 298152, 315864, 324210, 331280, 345824, 350960, 372690, 389052, 394830, 397536, 421152, 432280, 443087, 486315, 496920, 518736, 526440, 596304, 631728, 648420, 662560, 701920, 745380, 778104, 789660, 864560, 886174, 972630, 993840, 1037472, 1052880, 1192608, 1263456, 1296840, 1329261, 1490760, 1556208, 1579320, 1729120, 1772348, 1945260, 1987680, 2105760, 2215435, 2593680, 2658522, 2981520, 3112416, 3158640, 3544696, 3890520, 3987783, 4430870, 5187360, 5317044, 5963040, 6317280, 6646305, 7089392, 7781040, 7975566, 8861740, 10634088, 13292610, 14178784, 15562080, 15951132, 17723480, 19938915, 21268176, 26585220, 31902264, 35446960, 39877830, 42536352, 53170440, 63804528, 70893920, 79755660, 106340880, 127609056, 159511320, 212681760, 319022640, 638045280]

約数ペア:

[(1, 638045280), (2, 319022640), (3, 212681760), (4, 159511320), (5, 127609056), (6, 106340880), (8, 79755660), (9, 70893920), (10, 63804528), (12, 53170440), (15, 42536352), (16, 39877830), (18, 35446960), (20, 31902264), (24, 26585220), (30, 21268176), (32, 19938915), (36, 17723480), (40, 15951132), (41, 15562080), (45, 14178784), (48, 13292610), (60, 10634088), (72, 8861740), (80, 7975566), (82, 7781040), (90, 7089392), (96, 6646305), (101, 6317280), (107, 5963040), (120, 5317044), (123, 5187360), (144, 4430870), (160, 3987783), (164, 3890520), (180, 3544696), (202, 3158640), (205, 3112416), (214, 2981520), (240, 2658522), (246, 2593680), (288, 2215435), (303, 2105760), (321, 1987680), (328, 1945260), (360, 1772348), (369, 1729120), (404, 1579320), (410, 1556208), (428, 1490760), (480, 1329261), (492, 1296840), (505, 1263456), (535, 1192608), (606, 1052880), (615, 1037472), (642, 993840), (656, 972630), (720, 886174), (738, 864560), (808, 789660), (820, 778104), (856, 745380), (909, 701920), (963, 662560), (984, 648420), (1010, 631728), (1070, 596304), (1212, 526440), (1230, 518736), (1284, 496920), (1312, 486315), (1440, 443087), (1476, 432280), (1515, 421152), (1605, 397536), (1616, 394830), (1640, 389052), (1712, 372690), (1818, 350960), (1845, 345824), (1926, 331280), (1968, 324210), (2020, 315864), (2140, 298152), (2424, 263220), (2460, 259368), (2568, 248460), (2952, 216140), (3030, 210576), (3210, 198768), (3232, 197415), (3280, 194526), (3424, 186345), (3636, 175480), (3690, 172912), (3852, 165640), (3936, 162105), (4040, 157932), (4141, 154080), (4280, 149076), (4387, 145440), (4545, 140384), (4815, 132512), (4848, 131610), (4920, 129684), (5136, 124230), (5904, 108070), (6060, 105288), (6420, 99384), (6560, 97263), (7272, 87740), (7380, 86456), (7704, 82820), (8080, 78966), (8282, 77040), (8560, 74538), (8774, 72720), (9090, 70192), (9630, 66256), (9696, 65805), (9840, 64842), (10272, 62115), (10807, 59040), (11808, 54035), (12120, 52644), (12423, 51360), (12840, 49692), (13161, 48480), (14544, 43870), (14760, 43228), (15408, 41410), (16160, 39483), (16564, 38520), (17120, 37269), (17548, 36360), (18180, 35096), (19260, 33128), (19680, 32421), (20705, 30816), (21614, 29520), (21935, 29088), (24240, 26322), (24846, 25680)]