31718610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 107827200

約数和(自身を除く): 76108590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 23, 30, 33, 35, 42, 45, 46, 55, 63, 66, 69, 70, 77, 90, 99, 105, 110, 115, 126, 138, 154, 161, 165, 198, 199, 207, 210, 230, 231, 253, 315, 322, 330, 345, 385, 398, 414, 462, 483, 495, 506, 597, 630, 690, 693, 759, 770, 805, 966, 990, 995, 1035, 1155, 1194, 1265, 1386, 1393, 1449, 1518, 1610, 1771, 1791, 1990, 2070, 2189, 2277, 2310, 2415, 2530, 2786, 2898, 2985, 3465, 3542, 3582, 3795, 4179, 4378, 4554, 4577, 4830, 5313, 5970, 6567, 6930, 6965, 7245, 7590, 8358, 8855, 8955, 9154, 10626, 10945, 11385, 12537, 13134, 13731, 13930, 14490, 15323, 15939, 17710, 17910, 19701, 20895, 21890, 22770, 22885, 25074, 26565, 27462, 30646, 31878, 32039, 32835, 39402, 41193, 41790, 45770, 45969, 50347, 53130, 62685, 64078, 65670, 68655, 76615, 79695, 82386, 91938, 96117, 98505, 100694, 125370, 137310, 137907, 151041, 153230, 159390, 160195, 192234, 197010, 205965, 229845, 251735, 275814, 288351, 302082, 320390, 352429, 411930, 453123, 459690, 480585, 503470, 576702, 689535, 704858, 755205, 906246, 961170, 1057287, 1379070, 1441755, 1510410, 1762145, 2114574, 2265615, 2883510, 3171861, 3524290, 4531230, 5286435, 6343722, 10572870, 15859305, 31718610]

約数ペア:

[(1, 31718610), (2, 15859305), (3, 10572870), (5, 6343722), (6, 5286435), (7, 4531230), (9, 3524290), (10, 3171861), (11, 2883510), (14, 2265615), (15, 2114574), (18, 1762145), (21, 1510410), (22, 1441755), (23, 1379070), (30, 1057287), (33, 961170), (35, 906246), (42, 755205), (45, 704858), (46, 689535), (55, 576702), (63, 503470), (66, 480585), (69, 459690), (70, 453123), (77, 411930), (90, 352429), (99, 320390), (105, 302082), (110, 288351), (115, 275814), (126, 251735), (138, 229845), (154, 205965), (161, 197010), (165, 192234), (198, 160195), (199, 159390), (207, 153230), (210, 151041), (230, 137907), (231, 137310), (253, 125370), (315, 100694), (322, 98505), (330, 96117), (345, 91938), (385, 82386), (398, 79695), (414, 76615), (462, 68655), (483, 65670), (495, 64078), (506, 62685), (597, 53130), (630, 50347), (690, 45969), (693, 45770), (759, 41790), (770, 41193), (805, 39402), (966, 32835), (990, 32039), (995, 31878), (1035, 30646), (1155, 27462), (1194, 26565), (1265, 25074), (1386, 22885), (1393, 22770), (1449, 21890), (1518, 20895), (1610, 19701), (1771, 17910), (1791, 17710), (1990, 15939), (2070, 15323), (2189, 14490), (2277, 13930), (2310, 13731), (2415, 13134), (2530, 12537), (2786, 11385), (2898, 10945), (2985, 10626), (3465, 9154), (3542, 8955), (3582, 8855), (3795, 8358), (4179, 7590), (4378, 7245), (4554, 6965), (4577, 6930), (4830, 6567), (5313, 5970)]