31660308

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 90120800

約数和(自身を除く): 58460492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 37, 38, 54, 57, 74, 76, 81, 108, 111, 114, 139, 148, 162, 171, 222, 228, 278, 324, 333, 342, 417, 444, 513, 556, 666, 684, 703, 834, 999, 1026, 1251, 1332, 1406, 1539, 1668, 1998, 2052, 2109, 2502, 2641, 2812, 2997, 3078, 3753, 3996, 4218, 5004, 5143, 5282, 5994, 6156, 6327, 7506, 7923, 8436, 10286, 10564, 11259, 11988, 12654, 15012, 15429, 15846, 18981, 20572, 22518, 23769, 25308, 30858, 31692, 37962, 45036, 46287, 47538, 56943, 61716, 71307, 75924, 92574, 95076, 97717, 113886, 138861, 142614, 185148, 195434, 213921, 227772, 277722, 285228, 293151, 390868, 416583, 427842, 555444, 586302, 833166, 855684, 879453, 1172604, 1666332, 1758906, 2638359, 3517812, 5276718, 7915077, 10553436, 15830154, 31660308]

約数ペア:

[(1, 31660308), (2, 15830154), (3, 10553436), (4, 7915077), (6, 5276718), (9, 3517812), (12, 2638359), (18, 1758906), (19, 1666332), (27, 1172604), (36, 879453), (37, 855684), (38, 833166), (54, 586302), (57, 555444), (74, 427842), (76, 416583), (81, 390868), (108, 293151), (111, 285228), (114, 277722), (139, 227772), (148, 213921), (162, 195434), (171, 185148), (222, 142614), (228, 138861), (278, 113886), (324, 97717), (333, 95076), (342, 92574), (417, 75924), (444, 71307), (513, 61716), (556, 56943), (666, 47538), (684, 46287), (703, 45036), (834, 37962), (999, 31692), (1026, 30858), (1251, 25308), (1332, 23769), (1406, 22518), (1539, 20572), (1668, 18981), (1998, 15846), (2052, 15429), (2109, 15012), (2502, 12654), (2641, 11988), (2812, 11259), (2997, 10564), (3078, 10286), (3753, 8436), (3996, 7923), (4218, 7506), (5004, 6327), (5143, 6156), (5282, 5994)]