209244750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1995

約数の個数: 128

約数和(自身を含む): 613896192

約数和(自身を除く): 404651442

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 125, 130, 143, 150, 165, 195, 250, 275, 286, 325, 330, 375, 390, 429, 550, 650, 715, 750, 825, 858, 975, 1375, 1430, 1625, 1650, 1950, 1951, 2145, 2750, 3250, 3575, 3902, 4125, 4290, 4875, 5853, 7150, 8250, 9750, 9755, 10725, 11706, 17875, 19510, 21450, 21461, 25363, 29265, 35750, 42922, 48775, 50726, 53625, 58530, 64383, 76089, 97550, 107250, 107305, 126815, 128766, 146325, 152178, 214610, 243875, 253630, 278993, 292650, 321915, 380445, 487750, 536525, 557986, 634075, 643830, 731625, 760890, 836979, 1073050, 1268150, 1394965, 1463250, 1609575, 1673958, 1902225, 2682625, 2789930, 3170375, 3219150, 3804450, 4184895, 5365250, 6340750, 6974825, 8047875, 8369790, 9511125, 13949650, 16095750, 19022250, 20924475, 34874125, 41848950, 69748250, 104622375, 209244750]

約数ペア:

[(1, 209244750), (2, 104622375), (3, 69748250), (5, 41848950), (6, 34874125), (10, 20924475), (11, 19022250), (13, 16095750), (15, 13949650), (22, 9511125), (25, 8369790), (26, 8047875), (30, 6974825), (33, 6340750), (39, 5365250), (50, 4184895), (55, 3804450), (65, 3219150), (66, 3170375), (75, 2789930), (78, 2682625), (110, 1902225), (125, 1673958), (130, 1609575), (143, 1463250), (150, 1394965), (165, 1268150), (195, 1073050), (250, 836979), (275, 760890), (286, 731625), (325, 643830), (330, 634075), (375, 557986), (390, 536525), (429, 487750), (550, 380445), (650, 321915), (715, 292650), (750, 278993), (825, 253630), (858, 243875), (975, 214610), (1375, 152178), (1430, 146325), (1625, 128766), (1650, 126815), (1950, 107305), (1951, 107250), (2145, 97550), (2750, 76089), (3250, 64383), (3575, 58530), (3902, 53625), (4125, 50726), (4290, 48775), (4875, 42922), (5853, 35750), (7150, 29265), (8250, 25363), (9750, 21461), (9755, 21450), (10725, 19510), (11706, 17875)]