188457702920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{38839}}^1$

素因数の和:39015

約数の個数: 128

約数和(自身を含む): 453029760000

約数和(自身を除く): 264572057080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 89, 94, 116, 145, 178, 188, 232, 235, 290, 356, 376, 445, 470, 580, 712, 890, 940, 1160, 1363, 1780, 1880, 2581, 2726, 3560, 4183, 5162, 5452, 6815, 8366, 10324, 10904, 12905, 13630, 16732, 20648, 20915, 25810, 27260, 33464, 38839, 41830, 51620, 54520, 77678, 83660, 103240, 121307, 155356, 167320, 194195, 242614, 310712, 388390, 485228, 606535, 776780, 970456, 1126331, 1213070, 1553560, 1825433, 2252662, 2426140, 3456671, 3650866, 4505324, 4852280, 5631655, 6913342, 7301732, 9010648, 9127165, 11263310, 13826684, 14603464, 17283355, 18254330, 22526620, 27653368, 34566710, 36508660, 45053240, 52937557, 69133420, 73017320, 100243459, 105875114, 138266840, 162463537, 200486918, 211750228, 264687785, 324927074, 400973836, 423500456, 501217295, 529375570, 649854148, 801947672, 812317685, 1002434590, 1058751140, 1299708296, 1624635370, 2004869180, 2117502280, 3249270740, 4009738360, 4711442573, 6498541480, 9422885146, 18845770292, 23557212865, 37691540584, 47114425730, 94228851460, 188457702920]

約数ペア:

[(1, 188457702920), (2, 94228851460), (4, 47114425730), (5, 37691540584), (8, 23557212865), (10, 18845770292), (20, 9422885146), (29, 6498541480), (40, 4711442573), (47, 4009738360), (58, 3249270740), (89, 2117502280), (94, 2004869180), (116, 1624635370), (145, 1299708296), (178, 1058751140), (188, 1002434590), (232, 812317685), (235, 801947672), (290, 649854148), (356, 529375570), (376, 501217295), (445, 423500456), (470, 400973836), (580, 324927074), (712, 264687785), (890, 211750228), (940, 200486918), (1160, 162463537), (1363, 138266840), (1780, 105875114), (1880, 100243459), (2581, 73017320), (2726, 69133420), (3560, 52937557), (4183, 45053240), (5162, 36508660), (5452, 34566710), (6815, 27653368), (8366, 22526620), (10324, 18254330), (10904, 17283355), (12905, 14603464), (13630, 13826684), (16732, 11263310), (20648, 9127165), (20915, 9010648), (25810, 7301732), (27260, 6913342), (33464, 5631655), (38839, 4852280), (41830, 4505324), (51620, 3650866), (54520, 3456671), (77678, 2426140), (83660, 2252662), (103240, 1825433), (121307, 1553560), (155356, 1213070), (167320, 1126331), (194195, 970456), (242614, 776780), (310712, 606535), (388390, 485228)]