31124280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 256

約数和(自身を含む): 115084800

約数和(自身を除く): 83960520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 19, 20, 22, 24, 30, 33, 34, 38, 40, 44, 51, 55, 57, 60, 66, 68, 73, 76, 85, 88, 95, 102, 110, 114, 120, 132, 136, 146, 152, 165, 170, 187, 190, 204, 209, 219, 220, 228, 255, 264, 285, 292, 323, 330, 340, 365, 374, 380, 408, 418, 438, 440, 456, 510, 561, 570, 584, 627, 646, 660, 680, 730, 748, 760, 803, 836, 876, 935, 969, 1020, 1045, 1095, 1122, 1140, 1241, 1254, 1292, 1320, 1387, 1460, 1496, 1606, 1615, 1672, 1752, 1870, 1938, 2040, 2090, 2190, 2244, 2280, 2409, 2482, 2508, 2584, 2774, 2805, 2920, 3135, 3212, 3230, 3553, 3723, 3740, 3876, 4015, 4161, 4180, 4380, 4488, 4818, 4845, 4964, 5016, 5548, 5610, 6205, 6270, 6424, 6460, 6935, 7106, 7446, 7480, 7752, 8030, 8322, 8360, 8760, 9636, 9690, 9928, 10659, 11096, 11220, 12045, 12410, 12540, 12920, 13651, 13870, 14212, 14892, 15257, 16060, 16644, 17765, 18615, 19272, 19380, 20805, 21318, 22440, 23579, 24090, 24820, 25080, 27302, 27740, 28424, 29784, 30514, 32120, 33288, 35530, 37230, 38760, 40953, 41610, 42636, 45771, 47158, 48180, 49640, 53295, 54604, 55480, 61028, 68255, 70737, 71060, 74460, 76285, 81906, 83220, 85272, 91542, 94316, 96360, 106590, 109208, 117895, 122056, 136510, 141474, 142120, 148920, 152570, 163812, 166440, 183084, 188632, 204765, 213180, 228855, 235790, 259369, 273020, 282948, 305140, 327624, 353685, 366168, 409530, 426360, 457710, 471580, 518738, 546040, 565896, 610280, 707370, 778107, 819060, 915420, 943160, 1037476, 1296845, 1414740, 1556214, 1638120, 1830840, 2074952, 2593690, 2829480, 3112428, 3890535, 5187380, 6224856, 7781070, 10374760, 15562140, 31124280]

約数ペア:

[(1, 31124280), (2, 15562140), (3, 10374760), (4, 7781070), (5, 6224856), (6, 5187380), (8, 3890535), (10, 3112428), (11, 2829480), (12, 2593690), (15, 2074952), (17, 1830840), (19, 1638120), (20, 1556214), (22, 1414740), (24, 1296845), (30, 1037476), (33, 943160), (34, 915420), (38, 819060), (40, 778107), (44, 707370), (51, 610280), (55, 565896), (57, 546040), (60, 518738), (66, 471580), (68, 457710), (73, 426360), (76, 409530), (85, 366168), (88, 353685), (95, 327624), (102, 305140), (110, 282948), (114, 273020), (120, 259369), (132, 235790), (136, 228855), (146, 213180), (152, 204765), (165, 188632), (170, 183084), (187, 166440), (190, 163812), (204, 152570), (209, 148920), (219, 142120), (220, 141474), (228, 136510), (255, 122056), (264, 117895), (285, 109208), (292, 106590), (323, 96360), (330, 94316), (340, 91542), (365, 85272), (374, 83220), (380, 81906), (408, 76285), (418, 74460), (438, 71060), (440, 70737), (456, 68255), (510, 61028), (561, 55480), (570, 54604), (584, 53295), (627, 49640), (646, 48180), (660, 47158), (680, 45771), (730, 42636), (748, 41610), (760, 40953), (803, 38760), (836, 37230), (876, 35530), (935, 33288), (969, 32120), (1020, 30514), (1045, 29784), (1095, 28424), (1122, 27740), (1140, 27302), (1241, 25080), (1254, 24820), (1292, 24090), (1320, 23579), (1387, 22440), (1460, 21318), (1496, 20805), (1606, 19380), (1615, 19272), (1672, 18615), (1752, 17765), (1870, 16644), (1938, 16060), (2040, 15257), (2090, 14892), (2190, 14212), (2244, 13870), (2280, 13651), (2409, 12920), (2482, 12540), (2508, 12410), (2584, 12045), (2774, 11220), (2805, 11096), (2920, 10659), (3135, 9928), (3212, 9690), (3230, 9636), (3553, 8760), (3723, 8360), (3740, 8322), (3876, 8030), (4015, 7752), (4161, 7480), (4180, 7446), (4380, 7106), (4488, 6935), (4818, 6460), (4845, 6424), (4964, 6270), (5016, 6205), (5548, 5610)]