189575540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 216

約数和(自身を含む): 544836096

約数和(自身を除く): 355260556

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 31, 35, 38, 44, 55, 62, 70, 76, 77, 95, 110, 121, 124, 133, 140, 154, 155, 190, 209, 217, 220, 242, 266, 308, 310, 341, 361, 380, 385, 418, 434, 484, 532, 589, 605, 620, 665, 682, 722, 770, 836, 847, 868, 1045, 1085, 1178, 1210, 1330, 1364, 1444, 1463, 1540, 1694, 1705, 1805, 2090, 2170, 2299, 2356, 2387, 2420, 2527, 2660, 2926, 2945, 3388, 3410, 3610, 3751, 3971, 4123, 4180, 4235, 4340, 4598, 4774, 5054, 5852, 5890, 6479, 6820, 7220, 7315, 7502, 7942, 8246, 8470, 9196, 9548, 10108, 11191, 11495, 11780, 11935, 12635, 12958, 14630, 15004, 15884, 16093, 16492, 16940, 18755, 19855, 20615, 22382, 22990, 23870, 25270, 25916, 26257, 27797, 29260, 32186, 32395, 37510, 39710, 41230, 43681, 44764, 45353, 45980, 47740, 50540, 52514, 55594, 55955, 64372, 64790, 71269, 75020, 78337, 79420, 80465, 82460, 87362, 90706, 105028, 111188, 111910, 123101, 129580, 131285, 138985, 142538, 156674, 160930, 174724, 181412, 218405, 223820, 226765, 246202, 262570, 277970, 285076, 305767, 313348, 321860, 356345, 391685, 436810, 453530, 492404, 498883, 525140, 555940, 611534, 615505, 712690, 783370, 861707, 873620, 907060, 997766, 1223068, 1231010, 1354111, 1425380, 1528835, 1566740, 1723414, 1995532, 2462020, 2494415, 2708222, 3057670, 3446828, 4308535, 4988830, 5416444, 6115340, 6770555, 8617070, 9478777, 9977660, 13541110, 17234140, 18957554, 27082220, 37915108, 47393885, 94787770, 189575540]

約数ペア:

[(1, 189575540), (2, 94787770), (4, 47393885), (5, 37915108), (7, 27082220), (10, 18957554), (11, 17234140), (14, 13541110), (19, 9977660), (20, 9478777), (22, 8617070), (28, 6770555), (31, 6115340), (35, 5416444), (38, 4988830), (44, 4308535), (55, 3446828), (62, 3057670), (70, 2708222), (76, 2494415), (77, 2462020), (95, 1995532), (110, 1723414), (121, 1566740), (124, 1528835), (133, 1425380), (140, 1354111), (154, 1231010), (155, 1223068), (190, 997766), (209, 907060), (217, 873620), (220, 861707), (242, 783370), (266, 712690), (308, 615505), (310, 611534), (341, 555940), (361, 525140), (380, 498883), (385, 492404), (418, 453530), (434, 436810), (484, 391685), (532, 356345), (589, 321860), (605, 313348), (620, 305767), (665, 285076), (682, 277970), (722, 262570), (770, 246202), (836, 226765), (847, 223820), (868, 218405), (1045, 181412), (1085, 174724), (1178, 160930), (1210, 156674), (1330, 142538), (1364, 138985), (1444, 131285), (1463, 129580), (1540, 123101), (1694, 111910), (1705, 111188), (1805, 105028), (2090, 90706), (2170, 87362), (2299, 82460), (2356, 80465), (2387, 79420), (2420, 78337), (2527, 75020), (2660, 71269), (2926, 64790), (2945, 64372), (3388, 55955), (3410, 55594), (3610, 52514), (3751, 50540), (3971, 47740), (4123, 45980), (4180, 45353), (4235, 44764), (4340, 43681), (4598, 41230), (4774, 39710), (5054, 37510), (5852, 32395), (5890, 32186), (6479, 29260), (6820, 27797), (7220, 26257), (7315, 25916), (7502, 25270), (7942, 23870), (8246, 22990), (8470, 22382), (9196, 20615), (9548, 19855), (10108, 18755), (11191, 16940), (11495, 16492), (11780, 16093), (11935, 15884), (12635, 15004), (12958, 14630)]