420939720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 256

約数和(自身を含む): 1506988800

約数和(自身を除く): 1086049080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 101, 102, 108, 120, 135, 136, 153, 170, 180, 202, 204, 216, 227, 255, 270, 303, 306, 340, 360, 404, 408, 454, 459, 505, 510, 540, 606, 612, 680, 681, 765, 808, 908, 909, 918, 1010, 1020, 1080, 1135, 1212, 1224, 1362, 1515, 1530, 1717, 1816, 1818, 1836, 2020, 2040, 2043, 2270, 2295, 2424, 2724, 2727, 3030, 3060, 3405, 3434, 3636, 3672, 3859, 4040, 4086, 4540, 4545, 4590, 5151, 5448, 5454, 6060, 6120, 6129, 6810, 6868, 7272, 7718, 8172, 8585, 9080, 9090, 9180, 10215, 10302, 10908, 11577, 12120, 12258, 13620, 13635, 13736, 15436, 15453, 16344, 17170, 18180, 18360, 19295, 20430, 20604, 21816, 22927, 23154, 24516, 25755, 27240, 27270, 30645, 30872, 30906, 34340, 34731, 36360, 38590, 40860, 41208, 45854, 46308, 46359, 49032, 51510, 54540, 57885, 61290, 61812, 68680, 68781, 69462, 77180, 77265, 81720, 91708, 92616, 92718, 103020, 104193, 109080, 114635, 115770, 122580, 123624, 137562, 138924, 154360, 154530, 173655, 183416, 185436, 206040, 206343, 208386, 229270, 231540, 231795, 245160, 275124, 277848, 309060, 343905, 347310, 370872, 389759, 412686, 416772, 458540, 463080, 463590, 520965, 550248, 618120, 619029, 687810, 694620, 779518, 825372, 833544, 917080, 927180, 1031715, 1041930, 1169277, 1238058, 1375620, 1389240, 1559036, 1650744, 1854360, 1948795, 2063430, 2083860, 2338554, 2476116, 2751240, 3095145, 3118072, 3507831, 3897590, 4126860, 4167720, 4677108, 4952232, 5846385, 6190290, 7015662, 7795180, 8253720, 9354216, 10523493, 11692770, 12380580, 14031324, 15590360, 17539155, 21046986, 23385540, 24761160, 28062648, 35078310, 42093972, 46771080, 52617465, 70156620, 84187944, 105234930, 140313240, 210469860, 420939720]

約数ペア:

[(1, 420939720), (2, 210469860), (3, 140313240), (4, 105234930), (5, 84187944), (6, 70156620), (8, 52617465), (9, 46771080), (10, 42093972), (12, 35078310), (15, 28062648), (17, 24761160), (18, 23385540), (20, 21046986), (24, 17539155), (27, 15590360), (30, 14031324), (34, 12380580), (36, 11692770), (40, 10523493), (45, 9354216), (51, 8253720), (54, 7795180), (60, 7015662), (68, 6190290), (72, 5846385), (85, 4952232), (90, 4677108), (101, 4167720), (102, 4126860), (108, 3897590), (120, 3507831), (135, 3118072), (136, 3095145), (153, 2751240), (170, 2476116), (180, 2338554), (202, 2083860), (204, 2063430), (216, 1948795), (227, 1854360), (255, 1650744), (270, 1559036), (303, 1389240), (306, 1375620), (340, 1238058), (360, 1169277), (404, 1041930), (408, 1031715), (454, 927180), (459, 917080), (505, 833544), (510, 825372), (540, 779518), (606, 694620), (612, 687810), (680, 619029), (681, 618120), (765, 550248), (808, 520965), (908, 463590), (909, 463080), (918, 458540), (1010, 416772), (1020, 412686), (1080, 389759), (1135, 370872), (1212, 347310), (1224, 343905), (1362, 309060), (1515, 277848), (1530, 275124), (1717, 245160), (1816, 231795), (1818, 231540), (1836, 229270), (2020, 208386), (2040, 206343), (2043, 206040), (2270, 185436), (2295, 183416), (2424, 173655), (2724, 154530), (2727, 154360), (3030, 138924), (3060, 137562), (3405, 123624), (3434, 122580), (3636, 115770), (3672, 114635), (3859, 109080), (4040, 104193), (4086, 103020), (4540, 92718), (4545, 92616), (4590, 91708), (5151, 81720), (5448, 77265), (5454, 77180), (6060, 69462), (6120, 68781), (6129, 68680), (6810, 61812), (6868, 61290), (7272, 57885), (7718, 54540), (8172, 51510), (8585, 49032), (9080, 46359), (9090, 46308), (9180, 45854), (10215, 41208), (10302, 40860), (10908, 38590), (11577, 36360), (12120, 34731), (12258, 34340), (13620, 30906), (13635, 30872), (13736, 30645), (15436, 27270), (15453, 27240), (16344, 25755), (17170, 24516), (18180, 23154), (18360, 22927), (19295, 21816), (20430, 20604)]