31256316

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 104569920

約数和(自身を除く): 73313604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 47, 49, 52, 58, 63, 78, 84, 87, 91, 94, 98, 116, 117, 126, 141, 147, 156, 174, 182, 188, 196, 203, 234, 252, 261, 273, 282, 294, 329, 348, 364, 377, 406, 423, 441, 468, 522, 546, 564, 588, 609, 611, 637, 658, 754, 812, 819, 846, 882, 987, 1044, 1092, 1131, 1218, 1222, 1274, 1316, 1363, 1421, 1508, 1638, 1692, 1764, 1827, 1833, 1911, 1974, 2262, 2303, 2436, 2444, 2548, 2639, 2726, 2842, 2961, 3276, 3393, 3654, 3666, 3822, 3948, 4089, 4263, 4277, 4524, 4606, 5278, 5452, 5499, 5684, 5733, 5922, 6786, 6909, 7308, 7332, 7644, 7917, 8178, 8526, 8554, 9212, 9541, 10556, 10998, 11466, 11844, 12267, 12789, 12831, 13572, 13818, 15834, 16356, 17052, 17108, 17719, 18473, 19082, 20727, 21996, 22932, 23751, 24534, 25578, 25662, 27636, 28623, 29939, 31668, 35438, 36946, 38164, 38493, 41454, 47502, 49068, 51156, 51324, 53157, 55419, 57246, 59878, 66787, 70876, 73892, 76986, 82908, 85869, 89817, 95004, 106314, 110838, 114492, 119756, 124033, 133574, 153972, 159471, 166257, 171738, 179634, 200361, 212628, 221676, 248066, 267148, 269451, 318942, 332514, 343476, 359268, 372099, 400722, 496132, 538902, 601083, 637884, 665028, 744198, 801444, 868231, 1077804, 1116297, 1202166, 1488396, 1736462, 2232594, 2404332, 2604693, 3472924, 4465188, 5209386, 7814079, 10418772, 15628158, 31256316]

約数ペア:

[(1, 31256316), (2, 15628158), (3, 10418772), (4, 7814079), (6, 5209386), (7, 4465188), (9, 3472924), (12, 2604693), (13, 2404332), (14, 2232594), (18, 1736462), (21, 1488396), (26, 1202166), (28, 1116297), (29, 1077804), (36, 868231), (39, 801444), (42, 744198), (47, 665028), (49, 637884), (52, 601083), (58, 538902), (63, 496132), (78, 400722), (84, 372099), (87, 359268), (91, 343476), (94, 332514), (98, 318942), (116, 269451), (117, 267148), (126, 248066), (141, 221676), (147, 212628), (156, 200361), (174, 179634), (182, 171738), (188, 166257), (196, 159471), (203, 153972), (234, 133574), (252, 124033), (261, 119756), (273, 114492), (282, 110838), (294, 106314), (329, 95004), (348, 89817), (364, 85869), (377, 82908), (406, 76986), (423, 73892), (441, 70876), (468, 66787), (522, 59878), (546, 57246), (564, 55419), (588, 53157), (609, 51324), (611, 51156), (637, 49068), (658, 47502), (754, 41454), (812, 38493), (819, 38164), (846, 36946), (882, 35438), (987, 31668), (1044, 29939), (1092, 28623), (1131, 27636), (1218, 25662), (1222, 25578), (1274, 24534), (1316, 23751), (1363, 22932), (1421, 21996), (1508, 20727), (1638, 19082), (1692, 18473), (1764, 17719), (1827, 17108), (1833, 17052), (1911, 16356), (1974, 15834), (2262, 13818), (2303, 13572), (2436, 12831), (2444, 12789), (2548, 12267), (2639, 11844), (2726, 11466), (2842, 10998), (2961, 10556), (3276, 9541), (3393, 9212), (3654, 8554), (3666, 8526), (3822, 8178), (3948, 7917), (4089, 7644), (4263, 7332), (4277, 7308), (4524, 6909), (4606, 6786), (5278, 5922), (5452, 5733), (5499, 5684)]