1816018920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{25097}}^1$

素因数の和:25184

約数の個数: 128

約数和(自身を含む): 6143990400

約数和(自身を除く): 4327971480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 67, 72, 90, 108, 120, 134, 135, 180, 201, 216, 268, 270, 335, 360, 402, 536, 540, 603, 670, 804, 1005, 1080, 1206, 1340, 1608, 1809, 2010, 2412, 2680, 3015, 3618, 4020, 4824, 6030, 7236, 8040, 9045, 12060, 14472, 18090, 24120, 25097, 36180, 50194, 72360, 75291, 100388, 125485, 150582, 200776, 225873, 250970, 301164, 376455, 451746, 501940, 602328, 677619, 752910, 903492, 1003880, 1129365, 1355238, 1505820, 1681499, 1806984, 2258730, 2710476, 3011640, 3362998, 3388095, 4517460, 5044497, 5420952, 6725996, 6776190, 8407495, 9034920, 10088994, 13451992, 13552380, 15133491, 16814990, 20177988, 25222485, 27104760, 30266982, 33629980, 40355976, 45400473, 50444970, 60533964, 67259960, 75667455, 90800946, 100889940, 121067928, 151334910, 181601892, 201779880, 227002365, 302669820, 363203784, 454004730, 605339640, 908009460, 1816018920]

約数ペア:

[(1, 1816018920), (2, 908009460), (3, 605339640), (4, 454004730), (5, 363203784), (6, 302669820), (8, 227002365), (9, 201779880), (10, 181601892), (12, 151334910), (15, 121067928), (18, 100889940), (20, 90800946), (24, 75667455), (27, 67259960), (30, 60533964), (36, 50444970), (40, 45400473), (45, 40355976), (54, 33629980), (60, 30266982), (67, 27104760), (72, 25222485), (90, 20177988), (108, 16814990), (120, 15133491), (134, 13552380), (135, 13451992), (180, 10088994), (201, 9034920), (216, 8407495), (268, 6776190), (270, 6725996), (335, 5420952), (360, 5044497), (402, 4517460), (536, 3388095), (540, 3362998), (603, 3011640), (670, 2710476), (804, 2258730), (1005, 1806984), (1080, 1681499), (1206, 1505820), (1340, 1355238), (1608, 1129365), (1809, 1003880), (2010, 903492), (2412, 752910), (2680, 677619), (3015, 602328), (3618, 501940), (4020, 451746), (4824, 376455), (6030, 301164), (7236, 250970), (8040, 225873), (9045, 200776), (12060, 150582), (14472, 125485), (18090, 100388), (24120, 75291), (25097, 72360), (36180, 50194)]