28559160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1619}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 108037800

約数和(自身を除く): 79478640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1619, 1764, 1960, 2205, 2520, 2940, 3238, 3528, 4410, 4857, 5880, 6476, 8095, 8820, 9714, 11333, 12952, 14571, 16190, 17640, 19428, 22666, 24285, 29142, 32380, 33999, 38856, 45332, 48570, 56665, 58284, 64760, 67998, 72855, 79331, 90664, 97140, 101997, 113330, 116568, 135996, 145710, 158662, 169995, 194280, 203994, 226660, 237993, 271992, 291420, 317324, 339990, 396655, 407988, 453320, 475986, 509985, 582840, 634648, 679980, 713979, 793310, 815976, 951972, 1019970, 1189965, 1359960, 1427958, 1586620, 1903944, 2039940, 2379930, 2855916, 3173240, 3569895, 4079880, 4759860, 5711832, 7139790, 9519720, 14279580, 28559160]

約数ペア:

[(1, 28559160), (2, 14279580), (3, 9519720), (4, 7139790), (5, 5711832), (6, 4759860), (7, 4079880), (8, 3569895), (9, 3173240), (10, 2855916), (12, 2379930), (14, 2039940), (15, 1903944), (18, 1586620), (20, 1427958), (21, 1359960), (24, 1189965), (28, 1019970), (30, 951972), (35, 815976), (36, 793310), (40, 713979), (42, 679980), (45, 634648), (49, 582840), (56, 509985), (60, 475986), (63, 453320), (70, 407988), (72, 396655), (84, 339990), (90, 317324), (98, 291420), (105, 271992), (120, 237993), (126, 226660), (140, 203994), (147, 194280), (168, 169995), (180, 158662), (196, 145710), (210, 135996), (245, 116568), (252, 113330), (280, 101997), (294, 97140), (315, 90664), (360, 79331), (392, 72855), (420, 67998), (441, 64760), (490, 58284), (504, 56665), (588, 48570), (630, 45332), (735, 38856), (840, 33999), (882, 32380), (980, 29142), (1176, 24285), (1260, 22666), (1470, 19428), (1619, 17640), (1764, 16190), (1960, 14571), (2205, 12952), (2520, 11333), (2940, 9714), (3238, 8820), (3528, 8095), (4410, 6476), (4857, 5880)]