31044720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1127

約数の個数: 160

約数和(自身を含む): 116563968

約数和(自身を除く): 85519248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1087, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2174, 2380, 2856, 3261, 3570, 4080, 4348, 4760, 5435, 5712, 6522, 7140, 7609, 8696, 9520, 10870, 13044, 14280, 15218, 16305, 17392, 18479, 21740, 22827, 26088, 28560, 30436, 32610, 36958, 38045, 43480, 45654, 52176, 55437, 60872, 65220, 73916, 76090, 86960, 91308, 92395, 110874, 114135, 121744, 129353, 130440, 147832, 152180, 182616, 184790, 221748, 228270, 258706, 260880, 277185, 295664, 304360, 365232, 369580, 388059, 443496, 456540, 517412, 554370, 608720, 646765, 739160, 776118, 886992, 913080, 1034824, 1108740, 1293530, 1478320, 1552236, 1826160, 1940295, 2069648, 2217480, 2587060, 3104472, 3880590, 4434960, 5174120, 6208944, 7761180, 10348240, 15522360, 31044720]

約数ペア:

[(1, 31044720), (2, 15522360), (3, 10348240), (4, 7761180), (5, 6208944), (6, 5174120), (7, 4434960), (8, 3880590), (10, 3104472), (12, 2587060), (14, 2217480), (15, 2069648), (16, 1940295), (17, 1826160), (20, 1552236), (21, 1478320), (24, 1293530), (28, 1108740), (30, 1034824), (34, 913080), (35, 886992), (40, 776118), (42, 739160), (48, 646765), (51, 608720), (56, 554370), (60, 517412), (68, 456540), (70, 443496), (80, 388059), (84, 369580), (85, 365232), (102, 304360), (105, 295664), (112, 277185), (119, 260880), (120, 258706), (136, 228270), (140, 221748), (168, 184790), (170, 182616), (204, 152180), (210, 147832), (238, 130440), (240, 129353), (255, 121744), (272, 114135), (280, 110874), (336, 92395), (340, 91308), (357, 86960), (408, 76090), (420, 73916), (476, 65220), (510, 60872), (560, 55437), (595, 52176), (680, 45654), (714, 43480), (816, 38045), (840, 36958), (952, 32610), (1020, 30436), (1087, 28560), (1190, 26088), (1360, 22827), (1428, 21740), (1680, 18479), (1785, 17392), (1904, 16305), (2040, 15218), (2174, 14280), (2380, 13044), (2856, 10870), (3261, 9520), (3570, 8696), (4080, 7609), (4348, 7140), (4760, 6522), (5435, 5712)]