209115450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 586007136

約数和(自身を除く): 376891686

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 101, 107, 129, 150, 202, 214, 215, 225, 258, 303, 321, 387, 430, 450, 505, 535, 606, 642, 645, 774, 909, 963, 1010, 1070, 1075, 1290, 1515, 1605, 1818, 1926, 1935, 2150, 2525, 2675, 3030, 3210, 3225, 3870, 4343, 4545, 4601, 4815, 5050, 5350, 6450, 7575, 8025, 8686, 9090, 9202, 9630, 9675, 10807, 13029, 13803, 15150, 16050, 19350, 21614, 21715, 22725, 23005, 24075, 26058, 27606, 32421, 39087, 41409, 43430, 45450, 46010, 48150, 54035, 64842, 65145, 69015, 78174, 82818, 97263, 108070, 108575, 115025, 130290, 138030, 162105, 194526, 195435, 207045, 217150, 230050, 270175, 324210, 325725, 345075, 390870, 414090, 464701, 486315, 540350, 651450, 690150, 810525, 929402, 972630, 977175, 1035225, 1394103, 1621050, 1954350, 2070450, 2323505, 2431575, 2788206, 4182309, 4647010, 4863150, 6970515, 8364618, 11617525, 13941030, 20911545, 23235050, 34852575, 41823090, 69705150, 104557725, 209115450]

約数ペア:

[(1, 209115450), (2, 104557725), (3, 69705150), (5, 41823090), (6, 34852575), (9, 23235050), (10, 20911545), (15, 13941030), (18, 11617525), (25, 8364618), (30, 6970515), (43, 4863150), (45, 4647010), (50, 4182309), (75, 2788206), (86, 2431575), (90, 2323505), (101, 2070450), (107, 1954350), (129, 1621050), (150, 1394103), (202, 1035225), (214, 977175), (215, 972630), (225, 929402), (258, 810525), (303, 690150), (321, 651450), (387, 540350), (430, 486315), (450, 464701), (505, 414090), (535, 390870), (606, 345075), (642, 325725), (645, 324210), (774, 270175), (909, 230050), (963, 217150), (1010, 207045), (1070, 195435), (1075, 194526), (1290, 162105), (1515, 138030), (1605, 130290), (1818, 115025), (1926, 108575), (1935, 108070), (2150, 97263), (2525, 82818), (2675, 78174), (3030, 69015), (3210, 65145), (3225, 64842), (3870, 54035), (4343, 48150), (4545, 46010), (4601, 45450), (4815, 43430), (5050, 41409), (5350, 39087), (6450, 32421), (7575, 27606), (8025, 26058), (8686, 24075), (9090, 23005), (9202, 22725), (9630, 21715), (9675, 21614), (10807, 19350), (13029, 16050), (13803, 15150)]