20354346720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1523}}^1\times {\mathrm{9281}}^1$

素因数の和:10825

約数の個数: 144

約数和(自身を含む): 69512303952

約数和(自身を除く): 49157957232

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1523, 3046, 4569, 6092, 7615, 9138, 9281, 12184, 13707, 15230, 18276, 18562, 22845, 24368, 27414, 27843, 30460, 36552, 37124, 45690, 46405, 48736, 54828, 55686, 60920, 68535, 73104, 74248, 83529, 91380, 92810, 109656, 111372, 121840, 137070, 139215, 146208, 148496, 167058, 182760, 185620, 219312, 222744, 243680, 274140, 278430, 296992, 334116, 365520, 371240, 417645, 438624, 445488, 548280, 556860, 668232, 731040, 742480, 835290, 890976, 1096560, 1113720, 1336464, 1484960, 1670580, 2193120, 2227440, 2672928, 3341160, 4454880, 6682320, 13364640, 14134963, 28269926, 42404889, 56539852, 70674815, 84809778, 113079704, 127214667, 141349630, 169619556, 212024445, 226159408, 254429334, 282699260, 339239112, 424048890, 452318816, 508858668, 565398520, 636073335, 678478224, 848097780, 1017717336, 1130797040, 1272146670, 1356956448, 1696195560, 2035434672, 2261594080, 2544293340, 3392391120, 4070869344, 5088586680, 6784782240, 10177173360, 20354346720]

約数ペア:

[(1, 20354346720), (2, 10177173360), (3, 6784782240), (4, 5088586680), (5, 4070869344), (6, 3392391120), (8, 2544293340), (9, 2261594080), (10, 2035434672), (12, 1696195560), (15, 1356956448), (16, 1272146670), (18, 1130797040), (20, 1017717336), (24, 848097780), (30, 678478224), (32, 636073335), (36, 565398520), (40, 508858668), (45, 452318816), (48, 424048890), (60, 339239112), (72, 282699260), (80, 254429334), (90, 226159408), (96, 212024445), (120, 169619556), (144, 141349630), (160, 127214667), (180, 113079704), (240, 84809778), (288, 70674815), (360, 56539852), (480, 42404889), (720, 28269926), (1440, 14134963), (1523, 13364640), (3046, 6682320), (4569, 4454880), (6092, 3341160), (7615, 2672928), (9138, 2227440), (9281, 2193120), (12184, 1670580), (13707, 1484960), (15230, 1336464), (18276, 1113720), (18562, 1096560), (22845, 890976), (24368, 835290), (27414, 742480), (27843, 731040), (30460, 668232), (36552, 556860), (37124, 548280), (45690, 445488), (46405, 438624), (48736, 417645), (54828, 371240), (55686, 365520), (60920, 334116), (68535, 296992), (73104, 278430), (74248, 274140), (83529, 243680), (91380, 222744), (92810, 219312), (109656, 185620), (111372, 182760), (121840, 167058), (137070, 148496), (139215, 146208)]