420830640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:769

約数の個数: 200

約数和(自身を含む): 1478374128

約数和(自身を除く): 1057543488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 101, 108, 120, 135, 144, 162, 180, 202, 216, 240, 270, 303, 324, 360, 404, 405, 432, 505, 540, 606, 643, 648, 720, 808, 810, 909, 1010, 1080, 1212, 1286, 1296, 1515, 1616, 1620, 1818, 1929, 2020, 2160, 2424, 2572, 2727, 3030, 3215, 3240, 3636, 3858, 4040, 4545, 4848, 5144, 5454, 5787, 6060, 6430, 6480, 7272, 7716, 8080, 8181, 9090, 9645, 10288, 10908, 11574, 12120, 12860, 13635, 14544, 15432, 16362, 17361, 18180, 19290, 21816, 23148, 24240, 25720, 27270, 28935, 30864, 32724, 34722, 36360, 38580, 40905, 43632, 46296, 51440, 52083, 54540, 57870, 64943, 65448, 69444, 72720, 77160, 81810, 86805, 92592, 104166, 109080, 115740, 129886, 130896, 138888, 154320, 163620, 173610, 194829, 208332, 218160, 231480, 259772, 260415, 277776, 324715, 327240, 347220, 389658, 416664, 462960, 519544, 520830, 584487, 649430, 654480, 694440, 779316, 833328, 974145, 1039088, 1041660, 1168974, 1298860, 1388880, 1558632, 1753461, 1948290, 2083320, 2337948, 2597720, 2922435, 3117264, 3506922, 3896580, 4166640, 4675896, 5195440, 5260383, 5844870, 7013844, 7793160, 8767305, 9351792, 10520766, 11689740, 14027688, 15586320, 17534610, 21041532, 23379480, 26301915, 28055376, 35069220, 42083064, 46758960, 52603830, 70138440, 84166128, 105207660, 140276880, 210415320, 420830640]

約数ペア:

[(1, 420830640), (2, 210415320), (3, 140276880), (4, 105207660), (5, 84166128), (6, 70138440), (8, 52603830), (9, 46758960), (10, 42083064), (12, 35069220), (15, 28055376), (16, 26301915), (18, 23379480), (20, 21041532), (24, 17534610), (27, 15586320), (30, 14027688), (36, 11689740), (40, 10520766), (45, 9351792), (48, 8767305), (54, 7793160), (60, 7013844), (72, 5844870), (80, 5260383), (81, 5195440), (90, 4675896), (101, 4166640), (108, 3896580), (120, 3506922), (135, 3117264), (144, 2922435), (162, 2597720), (180, 2337948), (202, 2083320), (216, 1948290), (240, 1753461), (270, 1558632), (303, 1388880), (324, 1298860), (360, 1168974), (404, 1041660), (405, 1039088), (432, 974145), (505, 833328), (540, 779316), (606, 694440), (643, 654480), (648, 649430), (720, 584487), (808, 520830), (810, 519544), (909, 462960), (1010, 416664), (1080, 389658), (1212, 347220), (1286, 327240), (1296, 324715), (1515, 277776), (1616, 260415), (1620, 259772), (1818, 231480), (1929, 218160), (2020, 208332), (2160, 194829), (2424, 173610), (2572, 163620), (2727, 154320), (3030, 138888), (3215, 130896), (3240, 129886), (3636, 115740), (3858, 109080), (4040, 104166), (4545, 92592), (4848, 86805), (5144, 81810), (5454, 77160), (5787, 72720), (6060, 69444), (6430, 65448), (6480, 64943), (7272, 57870), (7716, 54540), (8080, 52083), (8181, 51440), (9090, 46296), (9645, 43632), (10288, 40905), (10908, 38580), (11574, 36360), (12120, 34722), (12860, 32724), (13635, 30864), (14544, 28935), (15432, 27270), (16362, 25720), (17361, 24240), (18180, 23148), (19290, 21816)]