31780493010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{28711}}^1$

素因数の和:28989

約数の個数: 144

約数和(自身を含む): 96506085312

約数和(自身を除く): 64725592302

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 251, 294, 315, 441, 490, 502, 630, 735, 753, 882, 1255, 1470, 1506, 1757, 2205, 2259, 2510, 3514, 3765, 4410, 4518, 5271, 7530, 8785, 10542, 11295, 12299, 15813, 17570, 22590, 24598, 26355, 28711, 31626, 36897, 52710, 57422, 61495, 73794, 79065, 86133, 110691, 122990, 143555, 158130, 172266, 184485, 200977, 221382, 258399, 287110, 368970, 401954, 430665, 516798, 553455, 602931, 861330, 1004885, 1106910, 1205862, 1291995, 1406839, 1808793, 2009770, 2583990, 2813678, 3014655, 3617586, 4220517, 6029310, 7034195, 7206461, 8441034, 9043965, 12661551, 14068390, 14412922, 18087930, 21102585, 21619383, 25323102, 36032305, 42205170, 43238766, 50445227, 63307755, 64858149, 72064610, 100890454, 108096915, 126615510, 129716298, 151335681, 216193830, 252226135, 302671362, 324290745, 353116589, 454007043, 504452270, 648581490, 706233178, 756678405, 908014086, 1059349767, 1513356810, 1765582945, 2118699534, 2270035215, 3178049301, 3531165890, 4540070430, 5296748835, 6356098602, 10593497670, 15890246505, 31780493010]

約数ペア:

[(1, 31780493010), (2, 15890246505), (3, 10593497670), (5, 6356098602), (6, 5296748835), (7, 4540070430), (9, 3531165890), (10, 3178049301), (14, 2270035215), (15, 2118699534), (18, 1765582945), (21, 1513356810), (30, 1059349767), (35, 908014086), (42, 756678405), (45, 706233178), (49, 648581490), (63, 504452270), (70, 454007043), (90, 353116589), (98, 324290745), (105, 302671362), (126, 252226135), (147, 216193830), (210, 151335681), (245, 129716298), (251, 126615510), (294, 108096915), (315, 100890454), (441, 72064610), (490, 64858149), (502, 63307755), (630, 50445227), (735, 43238766), (753, 42205170), (882, 36032305), (1255, 25323102), (1470, 21619383), (1506, 21102585), (1757, 18087930), (2205, 14412922), (2259, 14068390), (2510, 12661551), (3514, 9043965), (3765, 8441034), (4410, 7206461), (4518, 7034195), (5271, 6029310), (7530, 4220517), (8785, 3617586), (10542, 3014655), (11295, 2813678), (12299, 2583990), (15813, 2009770), (17570, 1808793), (22590, 1406839), (24598, 1291995), (26355, 1205862), (28711, 1106910), (31626, 1004885), (36897, 861330), (52710, 602931), (57422, 553455), (61495, 516798), (73794, 430665), (79065, 401954), (86133, 368970), (110691, 287110), (122990, 258399), (143555, 221382), (158130, 200977), (172266, 184485)]