20120378040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1140611}}^1$

素因数の和:1140642

約数の個数: 144

約数和(自身を含む): 76067414280

約数和(自身を除く): 55947036240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 1140611, 2281222, 3421833, 4562444, 5703055, 6843666, 7984277, 9124888, 10265499, 11406110, 13687332, 15968554, 17109165, 20530998, 22812220, 23952831, 27374664, 31937108, 34218330, 39921385, 41061996, 45624440, 47905662, 51327495, 55889939, 63874216, 68436660, 71858493, 79842770, 82123992, 95811324, 102654990, 111779878, 119764155, 136873320, 143716986, 159685540, 167669817, 191622648, 205309980, 223559756, 239528310, 279449695, 287433972, 319371080, 335339634, 359292465, 410619960, 447119512, 479056620, 503009451, 558899390, 574867944, 670679268, 718584930, 838349085, 958113240, 1006018902, 1117798780, 1341358536, 1437169860, 1676698170, 2012037804, 2235597560, 2515047255, 2874339720, 3353396340, 4024075608, 5030094510, 6706792680, 10060189020, 20120378040]

約数ペア:

[(1, 20120378040), (2, 10060189020), (3, 6706792680), (4, 5030094510), (5, 4024075608), (6, 3353396340), (7, 2874339720), (8, 2515047255), (9, 2235597560), (10, 2012037804), (12, 1676698170), (14, 1437169860), (15, 1341358536), (18, 1117798780), (20, 1006018902), (21, 958113240), (24, 838349085), (28, 718584930), (30, 670679268), (35, 574867944), (36, 558899390), (40, 503009451), (42, 479056620), (45, 447119512), (49, 410619960), (56, 359292465), (60, 335339634), (63, 319371080), (70, 287433972), (72, 279449695), (84, 239528310), (90, 223559756), (98, 205309980), (105, 191622648), (120, 167669817), (126, 159685540), (140, 143716986), (147, 136873320), (168, 119764155), (180, 111779878), (196, 102654990), (210, 95811324), (245, 82123992), (252, 79842770), (280, 71858493), (294, 68436660), (315, 63874216), (360, 55889939), (392, 51327495), (420, 47905662), (441, 45624440), (490, 41061996), (504, 39921385), (588, 34218330), (630, 31937108), (735, 27374664), (840, 23952831), (882, 22812220), (980, 20530998), (1176, 17109165), (1260, 15968554), (1470, 13687332), (1764, 11406110), (1960, 10265499), (2205, 9124888), (2520, 7984277), (2940, 6843666), (3528, 5703055), (4410, 4562444), (5880, 3421833), (8820, 2281222), (17640, 1140611)]