31806684

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 216

約数和(自身を含む): 107474640

約数和(自身を除く): 75667956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 49, 52, 57, 63, 73, 76, 78, 84, 91, 98, 114, 117, 126, 133, 146, 147, 156, 171, 182, 196, 219, 228, 234, 247, 252, 266, 273, 292, 294, 342, 364, 399, 438, 441, 468, 494, 511, 532, 546, 588, 637, 657, 684, 741, 798, 819, 876, 882, 931, 949, 988, 1022, 1092, 1197, 1274, 1314, 1387, 1482, 1533, 1596, 1638, 1729, 1764, 1862, 1898, 1911, 2044, 2223, 2394, 2548, 2628, 2774, 2793, 2847, 2964, 3066, 3276, 3458, 3577, 3724, 3796, 3822, 4161, 4446, 4599, 4788, 5187, 5548, 5586, 5694, 5733, 6132, 6643, 6916, 7154, 7644, 8322, 8379, 8541, 8892, 9198, 9709, 10374, 10731, 11172, 11388, 11466, 12103, 12483, 13286, 14308, 15561, 16644, 16758, 17082, 18031, 18396, 19418, 19929, 20748, 21462, 22932, 24206, 24966, 26572, 29127, 31122, 32193, 33516, 34164, 36062, 36309, 38836, 39858, 42924, 46501, 48412, 49932, 54093, 58254, 59787, 62244, 64386, 67963, 72124, 72618, 79716, 87381, 93002, 108186, 108927, 116508, 119574, 126217, 128772, 135926, 139503, 145236, 162279, 174762, 186004, 203889, 216372, 217854, 239148, 252434, 271852, 279006, 324558, 349524, 378651, 407778, 418509, 435708, 504868, 558012, 611667, 649116, 757302, 815556, 837018, 883519, 1135953, 1223334, 1514604, 1674036, 1767038, 2271906, 2446668, 2650557, 3534076, 4543812, 5301114, 7951671, 10602228, 15903342, 31806684]

約数ペア:

[(1, 31806684), (2, 15903342), (3, 10602228), (4, 7951671), (6, 5301114), (7, 4543812), (9, 3534076), (12, 2650557), (13, 2446668), (14, 2271906), (18, 1767038), (19, 1674036), (21, 1514604), (26, 1223334), (28, 1135953), (36, 883519), (38, 837018), (39, 815556), (42, 757302), (49, 649116), (52, 611667), (57, 558012), (63, 504868), (73, 435708), (76, 418509), (78, 407778), (84, 378651), (91, 349524), (98, 324558), (114, 279006), (117, 271852), (126, 252434), (133, 239148), (146, 217854), (147, 216372), (156, 203889), (171, 186004), (182, 174762), (196, 162279), (219, 145236), (228, 139503), (234, 135926), (247, 128772), (252, 126217), (266, 119574), (273, 116508), (292, 108927), (294, 108186), (342, 93002), (364, 87381), (399, 79716), (438, 72618), (441, 72124), (468, 67963), (494, 64386), (511, 62244), (532, 59787), (546, 58254), (588, 54093), (637, 49932), (657, 48412), (684, 46501), (741, 42924), (798, 39858), (819, 38836), (876, 36309), (882, 36062), (931, 34164), (949, 33516), (988, 32193), (1022, 31122), (1092, 29127), (1197, 26572), (1274, 24966), (1314, 24206), (1387, 22932), (1482, 21462), (1533, 20748), (1596, 19929), (1638, 19418), (1729, 18396), (1764, 18031), (1862, 17082), (1898, 16758), (1911, 16644), (2044, 15561), (2223, 14308), (2394, 13286), (2548, 12483), (2628, 12103), (2774, 11466), (2793, 11388), (2847, 11172), (2964, 10731), (3066, 10374), (3276, 9709), (3458, 9198), (3577, 8892), (3724, 8541), (3796, 8379), (3822, 8322), (4161, 7644), (4446, 7154), (4599, 6916), (4788, 6643), (5187, 6132), (5548, 5733), (5586, 5694)]