22778028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 144

約数和(自身を含む): 75216960

約数和(自身を除く): 52438932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 34, 36, 39, 42, 51, 52, 63, 68, 78, 84, 91, 102, 117, 119, 126, 153, 156, 182, 204, 221, 234, 238, 252, 273, 306, 357, 364, 409, 442, 468, 476, 546, 612, 663, 714, 818, 819, 884, 1071, 1092, 1227, 1326, 1428, 1547, 1636, 1638, 1989, 2142, 2454, 2652, 2863, 3094, 3276, 3681, 3978, 4284, 4641, 4908, 5317, 5726, 6188, 6953, 7362, 7956, 8589, 9282, 10634, 11452, 13906, 13923, 14724, 15951, 17178, 18564, 20859, 21268, 25767, 27812, 27846, 31902, 34356, 37219, 41718, 47853, 48671, 51534, 55692, 62577, 63804, 74438, 83436, 90389, 95706, 97342, 103068, 111657, 125154, 146013, 148876, 180778, 191412, 194684, 223314, 250308, 271167, 292026, 334971, 361556, 438039, 446628, 542334, 584052, 632723, 669942, 813501, 876078, 1084668, 1265446, 1339884, 1627002, 1752156, 1898169, 2530892, 3254004, 3796338, 5694507, 7592676, 11389014, 22778028]

約数ペア:

[(1, 22778028), (2, 11389014), (3, 7592676), (4, 5694507), (6, 3796338), (7, 3254004), (9, 2530892), (12, 1898169), (13, 1752156), (14, 1627002), (17, 1339884), (18, 1265446), (21, 1084668), (26, 876078), (28, 813501), (34, 669942), (36, 632723), (39, 584052), (42, 542334), (51, 446628), (52, 438039), (63, 361556), (68, 334971), (78, 292026), (84, 271167), (91, 250308), (102, 223314), (117, 194684), (119, 191412), (126, 180778), (153, 148876), (156, 146013), (182, 125154), (204, 111657), (221, 103068), (234, 97342), (238, 95706), (252, 90389), (273, 83436), (306, 74438), (357, 63804), (364, 62577), (409, 55692), (442, 51534), (468, 48671), (476, 47853), (546, 41718), (612, 37219), (663, 34356), (714, 31902), (818, 27846), (819, 27812), (884, 25767), (1071, 21268), (1092, 20859), (1227, 18564), (1326, 17178), (1428, 15951), (1547, 14724), (1636, 13923), (1638, 13906), (1989, 11452), (2142, 10634), (2454, 9282), (2652, 8589), (2863, 7956), (3094, 7362), (3276, 6953), (3681, 6188), (3978, 5726), (4284, 5317), (4641, 4908)]