7216440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 192

約数和(自身を含む): 27578880

約数和(自身を除く): 20362440

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, 71, 77, 84, 88, 105, 110, 120, 121, 132, 140, 142, 154, 165, 168, 210, 213, 220, 231, 242, 264, 280, 284, 308, 330, 355, 363, 385, 420, 426, 440, 462, 484, 497, 568, 605, 616, 660, 710, 726, 770, 781, 840, 847, 852, 924, 968, 994, 1065, 1155, 1210, 1320, 1420, 1452, 1491, 1540, 1562, 1694, 1704, 1815, 1848, 1988, 2130, 2310, 2343, 2420, 2485, 2541, 2840, 2904, 2982, 3080, 3124, 3388, 3630, 3905, 3976, 4235, 4260, 4620, 4686, 4840, 4970, 5082, 5467, 5964, 6248, 6776, 7260, 7455, 7810, 8470, 8520, 8591, 9240, 9372, 9940, 10164, 10934, 11715, 11928, 12705, 14520, 14910, 15620, 16401, 16940, 17182, 18744, 19880, 20328, 21868, 23430, 25410, 25773, 27335, 29820, 31240, 32802, 33880, 34364, 42955, 43736, 46860, 50820, 51546, 54670, 59640, 60137, 65604, 68728, 82005, 85910, 93720, 101640, 103092, 109340, 120274, 128865, 131208, 164010, 171820, 180411, 206184, 218680, 240548, 257730, 300685, 328020, 343640, 360822, 481096, 515460, 601370, 656040, 721644, 902055, 1030920, 1202740, 1443288, 1804110, 2405480, 3608220, 7216440]

約数ペア:

[(1, 7216440), (2, 3608220), (3, 2405480), (4, 1804110), (5, 1443288), (6, 1202740), (7, 1030920), (8, 902055), (10, 721644), (11, 656040), (12, 601370), (14, 515460), (15, 481096), (20, 360822), (21, 343640), (22, 328020), (24, 300685), (28, 257730), (30, 240548), (33, 218680), (35, 206184), (40, 180411), (42, 171820), (44, 164010), (55, 131208), (56, 128865), (60, 120274), (66, 109340), (70, 103092), (71, 101640), (77, 93720), (84, 85910), (88, 82005), (105, 68728), (110, 65604), (120, 60137), (121, 59640), (132, 54670), (140, 51546), (142, 50820), (154, 46860), (165, 43736), (168, 42955), (210, 34364), (213, 33880), (220, 32802), (231, 31240), (242, 29820), (264, 27335), (280, 25773), (284, 25410), (308, 23430), (330, 21868), (355, 20328), (363, 19880), (385, 18744), (420, 17182), (426, 16940), (440, 16401), (462, 15620), (484, 14910), (497, 14520), (568, 12705), (605, 11928), (616, 11715), (660, 10934), (710, 10164), (726, 9940), (770, 9372), (781, 9240), (840, 8591), (847, 8520), (852, 8470), (924, 7810), (968, 7455), (994, 7260), (1065, 6776), (1155, 6248), (1210, 5964), (1320, 5467), (1420, 5082), (1452, 4970), (1491, 4840), (1540, 4686), (1562, 4620), (1694, 4260), (1704, 4235), (1815, 3976), (1848, 3905), (1988, 3630), (2130, 3388), (2310, 3124), (2343, 3080), (2420, 2982), (2485, 2904), (2541, 2840)]