193921380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:658

約数の個数: 144

約数和(自身を含む): 628992000

約数和(自身を除く): 435070620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 127, 153, 170, 180, 204, 254, 255, 306, 340, 381, 499, 508, 510, 612, 635, 762, 765, 998, 1020, 1143, 1270, 1497, 1524, 1530, 1905, 1996, 2159, 2286, 2495, 2540, 2994, 3060, 3810, 4318, 4491, 4572, 4990, 5715, 5988, 6477, 7485, 7620, 8483, 8636, 8982, 9980, 10795, 11430, 12954, 14970, 16966, 17964, 19431, 21590, 22455, 22860, 25449, 25908, 29940, 32385, 33932, 38862, 42415, 43180, 44910, 50898, 63373, 64770, 76347, 77724, 84830, 89820, 97155, 101796, 126746, 127245, 129540, 152694, 169660, 190119, 194310, 253492, 254490, 305388, 316865, 380238, 381735, 388620, 508980, 570357, 633730, 760476, 763470, 950595, 1077341, 1140714, 1267460, 1526940, 1901190, 2154682, 2281428, 2851785, 3232023, 3802380, 4309364, 5386705, 5703570, 6464046, 9696069, 10773410, 11407140, 12928092, 16160115, 19392138, 21546820, 32320230, 38784276, 48480345, 64640460, 96960690, 193921380]

約数ペア:

[(1, 193921380), (2, 96960690), (3, 64640460), (4, 48480345), (5, 38784276), (6, 32320230), (9, 21546820), (10, 19392138), (12, 16160115), (15, 12928092), (17, 11407140), (18, 10773410), (20, 9696069), (30, 6464046), (34, 5703570), (36, 5386705), (45, 4309364), (51, 3802380), (60, 3232023), (68, 2851785), (85, 2281428), (90, 2154682), (102, 1901190), (127, 1526940), (153, 1267460), (170, 1140714), (180, 1077341), (204, 950595), (254, 763470), (255, 760476), (306, 633730), (340, 570357), (381, 508980), (499, 388620), (508, 381735), (510, 380238), (612, 316865), (635, 305388), (762, 254490), (765, 253492), (998, 194310), (1020, 190119), (1143, 169660), (1270, 152694), (1497, 129540), (1524, 127245), (1530, 126746), (1905, 101796), (1996, 97155), (2159, 89820), (2286, 84830), (2495, 77724), (2540, 76347), (2994, 64770), (3060, 63373), (3810, 50898), (4318, 44910), (4491, 43180), (4572, 42415), (4990, 38862), (5715, 33932), (5988, 32385), (6477, 29940), (7485, 25908), (7620, 25449), (8483, 22860), (8636, 22455), (8982, 21590), (9980, 19431), (10795, 17964), (11430, 16966), (12954, 14970)]