4499880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 16865280

約数和(自身を除く): 12365400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 487, 616, 660, 770, 840, 924, 974, 1155, 1320, 1461, 1540, 1848, 1948, 2310, 2435, 2922, 3080, 3409, 3896, 4620, 4870, 5357, 5844, 6818, 7305, 9240, 9740, 10227, 10714, 11688, 13636, 14610, 16071, 17045, 19480, 20454, 21428, 26785, 27272, 29220, 32142, 34090, 37499, 40908, 42856, 51135, 53570, 58440, 64284, 68180, 74998, 80355, 81816, 102270, 107140, 112497, 128568, 136360, 149996, 160710, 187495, 204540, 214280, 224994, 299992, 321420, 374990, 409080, 449988, 562485, 642840, 749980, 899976, 1124970, 1499960, 2249940, 4499880]

約数ペア:

[(1, 4499880), (2, 2249940), (3, 1499960), (4, 1124970), (5, 899976), (6, 749980), (7, 642840), (8, 562485), (10, 449988), (11, 409080), (12, 374990), (14, 321420), (15, 299992), (20, 224994), (21, 214280), (22, 204540), (24, 187495), (28, 160710), (30, 149996), (33, 136360), (35, 128568), (40, 112497), (42, 107140), (44, 102270), (55, 81816), (56, 80355), (60, 74998), (66, 68180), (70, 64284), (77, 58440), (84, 53570), (88, 51135), (105, 42856), (110, 40908), (120, 37499), (132, 34090), (140, 32142), (154, 29220), (165, 27272), (168, 26785), (210, 21428), (220, 20454), (231, 19480), (264, 17045), (280, 16071), (308, 14610), (330, 13636), (385, 11688), (420, 10714), (440, 10227), (462, 9740), (487, 9240), (616, 7305), (660, 6818), (770, 5844), (840, 5357), (924, 4870), (974, 4620), (1155, 3896), (1320, 3409), (1461, 3080), (1540, 2922), (1848, 2435), (1948, 2310)]