408044988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 1182781600

約数和(自身を除く): 774736612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 109, 114, 117, 156, 171, 218, 228, 234, 247, 327, 342, 421, 436, 468, 494, 654, 684, 741, 842, 981, 988, 1263, 1308, 1417, 1482, 1684, 1962, 2071, 2223, 2526, 2834, 2964, 3789, 3924, 4142, 4251, 4446, 5052, 5473, 5668, 6213, 7578, 7999, 8284, 8502, 8892, 10946, 12426, 12753, 15156, 15998, 16419, 17004, 18639, 21892, 23997, 24852, 25506, 26923, 31996, 32838, 37278, 45889, 47994, 49257, 51012, 53846, 65676, 71991, 74556, 80769, 91778, 95988, 98514, 103987, 107692, 137667, 143982, 161538, 183556, 197028, 207974, 242307, 275334, 287964, 311961, 323076, 413001, 415948, 484614, 550668, 596557, 623922, 826002, 871891, 935883, 969228, 1193114, 1247844, 1652004, 1743782, 1789671, 1871766, 2386228, 2615673, 3487564, 3579342, 3743532, 5231346, 5369013, 7158684, 7847019, 10462692, 10738026, 11334583, 15694038, 21476052, 22669166, 31388076, 34003749, 45338332, 68007498, 102011247, 136014996, 204022494, 408044988]

約数ペア:

[(1, 408044988), (2, 204022494), (3, 136014996), (4, 102011247), (6, 68007498), (9, 45338332), (12, 34003749), (13, 31388076), (18, 22669166), (19, 21476052), (26, 15694038), (36, 11334583), (38, 10738026), (39, 10462692), (52, 7847019), (57, 7158684), (76, 5369013), (78, 5231346), (109, 3743532), (114, 3579342), (117, 3487564), (156, 2615673), (171, 2386228), (218, 1871766), (228, 1789671), (234, 1743782), (247, 1652004), (327, 1247844), (342, 1193114), (421, 969228), (436, 935883), (468, 871891), (494, 826002), (654, 623922), (684, 596557), (741, 550668), (842, 484614), (981, 415948), (988, 413001), (1263, 323076), (1308, 311961), (1417, 287964), (1482, 275334), (1684, 242307), (1962, 207974), (2071, 197028), (2223, 183556), (2526, 161538), (2834, 143982), (2964, 137667), (3789, 107692), (3924, 103987), (4142, 98514), (4251, 95988), (4446, 91778), (5052, 80769), (5473, 74556), (5668, 71991), (6213, 65676), (7578, 53846), (7999, 51012), (8284, 49257), (8502, 47994), (8892, 45889), (10946, 37278), (12426, 32838), (12753, 31996), (15156, 26923), (15998, 25506), (16419, 24852), (17004, 23997), (18639, 21892)]