663710880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{28219}}^1$

素因数の和:28251

約数の個数: 144

約数和(自身を含む): 2432112480

約数和(自身を除く): 1768401600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 28219, 56438, 84657, 112876, 141095, 169314, 197533, 225752, 282190, 338628, 395066, 423285, 451504, 564380, 592599, 677256, 790132, 846570, 903008, 987665, 1128760, 1185198, 1354512, 1382731, 1580264, 1693140, 1975330, 2257520, 2370396, 2709024, 2765462, 2962995, 3160528, 3386280, 3950660, 4148193, 4515040, 4740792, 5530924, 5925990, 6321056, 6772560, 6913655, 7901320, 8296386, 9481584, 11061848, 11851980, 13545120, 13827310, 15802640, 16592772, 18963168, 20740965, 22123696, 23703960, 27654620, 31605280, 33185544, 41481930, 44247392, 47407920, 55309240, 66371088, 82963860, 94815840, 110618480, 132742176, 165927720, 221236960, 331855440, 663710880]

約数ペア:

[(1, 663710880), (2, 331855440), (3, 221236960), (4, 165927720), (5, 132742176), (6, 110618480), (7, 94815840), (8, 82963860), (10, 66371088), (12, 55309240), (14, 47407920), (15, 44247392), (16, 41481930), (20, 33185544), (21, 31605280), (24, 27654620), (28, 23703960), (30, 22123696), (32, 20740965), (35, 18963168), (40, 16592772), (42, 15802640), (48, 13827310), (49, 13545120), (56, 11851980), (60, 11061848), (70, 9481584), (80, 8296386), (84, 7901320), (96, 6913655), (98, 6772560), (105, 6321056), (112, 5925990), (120, 5530924), (140, 4740792), (147, 4515040), (160, 4148193), (168, 3950660), (196, 3386280), (210, 3160528), (224, 2962995), (240, 2765462), (245, 2709024), (280, 2370396), (294, 2257520), (336, 1975330), (392, 1693140), (420, 1580264), (480, 1382731), (490, 1354512), (560, 1185198), (588, 1128760), (672, 987665), (735, 903008), (784, 846570), (840, 790132), (980, 677256), (1120, 592599), (1176, 564380), (1470, 451504), (1568, 423285), (1680, 395066), (1960, 338628), (2352, 282190), (2940, 225752), (3360, 197533), (3920, 169314), (4704, 141095), (5880, 112876), (7840, 84657), (11760, 56438), (23520, 28219)]