28201200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:423

約数の個数: 120

約数和(自身を含む): 91886976

約数和(自身を除く): 63685776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 71, 75, 80, 100, 120, 142, 150, 200, 213, 240, 284, 300, 331, 355, 400, 426, 568, 600, 662, 710, 852, 993, 1065, 1136, 1200, 1324, 1420, 1655, 1704, 1775, 1986, 2130, 2648, 2840, 3310, 3408, 3550, 3972, 4260, 4965, 5296, 5325, 5680, 6620, 7100, 7944, 8275, 8520, 9930, 10650, 13240, 14200, 15888, 16550, 17040, 19860, 21300, 23501, 24825, 26480, 28400, 33100, 39720, 42600, 47002, 49650, 66200, 70503, 79440, 85200, 94004, 99300, 117505, 132400, 141006, 188008, 198600, 235010, 282012, 352515, 376016, 397200, 470020, 564024, 587525, 705030, 940040, 1128048, 1175050, 1410060, 1762575, 1880080, 2350100, 2820120, 3525150, 4700200, 5640240, 7050300, 9400400, 14100600, 28201200]

約数ペア:

[(1, 28201200), (2, 14100600), (3, 9400400), (4, 7050300), (5, 5640240), (6, 4700200), (8, 3525150), (10, 2820120), (12, 2350100), (15, 1880080), (16, 1762575), (20, 1410060), (24, 1175050), (25, 1128048), (30, 940040), (40, 705030), (48, 587525), (50, 564024), (60, 470020), (71, 397200), (75, 376016), (80, 352515), (100, 282012), (120, 235010), (142, 198600), (150, 188008), (200, 141006), (213, 132400), (240, 117505), (284, 99300), (300, 94004), (331, 85200), (355, 79440), (400, 70503), (426, 66200), (568, 49650), (600, 47002), (662, 42600), (710, 39720), (852, 33100), (993, 28400), (1065, 26480), (1136, 24825), (1200, 23501), (1324, 21300), (1420, 19860), (1655, 17040), (1704, 16550), (1775, 15888), (1986, 14200), (2130, 13240), (2648, 10650), (2840, 9930), (3310, 8520), (3408, 8275), (3550, 7944), (3972, 7100), (4260, 6620), (4965, 5680), (5296, 5325)]