28191600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 100743552

約数和(自身を除く): 72551952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 41, 45, 48, 50, 60, 72, 75, 80, 82, 90, 100, 120, 123, 144, 150, 164, 180, 191, 200, 205, 225, 240, 246, 300, 328, 360, 369, 382, 400, 410, 450, 492, 573, 600, 615, 656, 720, 738, 764, 820, 900, 955, 984, 1025, 1146, 1200, 1230, 1476, 1528, 1640, 1719, 1800, 1845, 1910, 1968, 2050, 2292, 2460, 2865, 2952, 3056, 3075, 3280, 3438, 3600, 3690, 3820, 4100, 4584, 4775, 4920, 5730, 5904, 6150, 6876, 7380, 7640, 7831, 8200, 8595, 9168, 9225, 9550, 9840, 11460, 12300, 13752, 14325, 14760, 15280, 15662, 16400, 17190, 18450, 19100, 22920, 23493, 24600, 27504, 28650, 29520, 31324, 34380, 36900, 38200, 39155, 42975, 45840, 46986, 49200, 57300, 62648, 68760, 70479, 73800, 76400, 78310, 85950, 93972, 114600, 117465, 125296, 137520, 140958, 147600, 156620, 171900, 187944, 195775, 229200, 234930, 281916, 313240, 343800, 352395, 375888, 391550, 469860, 563832, 587325, 626480, 687600, 704790, 783100, 939720, 1127664, 1174650, 1409580, 1566200, 1761975, 1879440, 2349300, 2819160, 3132400, 3523950, 4698600, 5638320, 7047900, 9397200, 14095800, 28191600]

約数ペア:

[(1, 28191600), (2, 14095800), (3, 9397200), (4, 7047900), (5, 5638320), (6, 4698600), (8, 3523950), (9, 3132400), (10, 2819160), (12, 2349300), (15, 1879440), (16, 1761975), (18, 1566200), (20, 1409580), (24, 1174650), (25, 1127664), (30, 939720), (36, 783100), (40, 704790), (41, 687600), (45, 626480), (48, 587325), (50, 563832), (60, 469860), (72, 391550), (75, 375888), (80, 352395), (82, 343800), (90, 313240), (100, 281916), (120, 234930), (123, 229200), (144, 195775), (150, 187944), (164, 171900), (180, 156620), (191, 147600), (200, 140958), (205, 137520), (225, 125296), (240, 117465), (246, 114600), (300, 93972), (328, 85950), (360, 78310), (369, 76400), (382, 73800), (400, 70479), (410, 68760), (450, 62648), (492, 57300), (573, 49200), (600, 46986), (615, 45840), (656, 42975), (720, 39155), (738, 38200), (764, 36900), (820, 34380), (900, 31324), (955, 29520), (984, 28650), (1025, 27504), (1146, 24600), (1200, 23493), (1230, 22920), (1476, 19100), (1528, 18450), (1640, 17190), (1719, 16400), (1800, 15662), (1845, 15280), (1910, 14760), (1968, 14325), (2050, 13752), (2292, 12300), (2460, 11460), (2865, 9840), (2952, 9550), (3056, 9225), (3075, 9168), (3280, 8595), (3438, 8200), (3600, 7831), (3690, 7640), (3820, 7380), (4100, 6876), (4584, 6150), (4775, 5904), (4920, 5730)]