20856331320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{60077}}^1$

素因数の和:60365

約数の個数: 128

約数和(自身を含む): 68517757440

約数和(自身を除く): 47661426120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 263, 264, 330, 440, 526, 660, 789, 1052, 1315, 1320, 1578, 2104, 2630, 2893, 3156, 3945, 5260, 5786, 6312, 7890, 8679, 10520, 11572, 14465, 15780, 17358, 23144, 28930, 31560, 34716, 43395, 57860, 60077, 69432, 86790, 115720, 120154, 173580, 180231, 240308, 300385, 347160, 360462, 480616, 600770, 660847, 720924, 901155, 1201540, 1321694, 1441848, 1802310, 1982541, 2403080, 2643388, 3304235, 3604620, 3965082, 5286776, 6608470, 7209240, 7930164, 9912705, 13216940, 15800251, 15860328, 19825410, 26433880, 31600502, 39650820, 47400753, 63201004, 79001255, 79301640, 94801506, 126402008, 158002510, 173802761, 189603012, 237003765, 316005020, 347605522, 379206024, 474007530, 521408283, 632010040, 695211044, 869013805, 948015060, 1042816566, 1390422088, 1738027610, 1896030120, 2085633132, 2607041415, 3476055220, 4171266264, 5214082830, 6952110440, 10428165660, 20856331320]

約数ペア:

[(1, 20856331320), (2, 10428165660), (3, 6952110440), (4, 5214082830), (5, 4171266264), (6, 3476055220), (8, 2607041415), (10, 2085633132), (11, 1896030120), (12, 1738027610), (15, 1390422088), (20, 1042816566), (22, 948015060), (24, 869013805), (30, 695211044), (33, 632010040), (40, 521408283), (44, 474007530), (55, 379206024), (60, 347605522), (66, 316005020), (88, 237003765), (110, 189603012), (120, 173802761), (132, 158002510), (165, 126402008), (220, 94801506), (263, 79301640), (264, 79001255), (330, 63201004), (440, 47400753), (526, 39650820), (660, 31600502), (789, 26433880), (1052, 19825410), (1315, 15860328), (1320, 15800251), (1578, 13216940), (2104, 9912705), (2630, 7930164), (2893, 7209240), (3156, 6608470), (3945, 5286776), (5260, 3965082), (5786, 3604620), (6312, 3304235), (7890, 2643388), (8679, 2403080), (10520, 1982541), (11572, 1802310), (14465, 1441848), (15780, 1321694), (17358, 1201540), (23144, 901155), (28930, 720924), (31560, 660847), (34716, 600770), (43395, 480616), (57860, 360462), (60077, 347160), (69432, 300385), (86790, 240308), (115720, 180231), (120154, 173580)]