420221760

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{62533}}^1$

素因数の和:62560

約数の個数: 112

約数和(自身を含む): 1524829056

約数和(自身を除く): 1104607296

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 62533, 125066, 187599, 250132, 312665, 375198, 437731, 500264, 625330, 750396, 875462, 937995, 1000528, 1250660, 1313193, 1500792, 1750924, 1875990, 2001056, 2188655, 2501320, 2626386, 3001584, 3501848, 3751980, 4002112, 4377310, 5002640, 5252772, 6003168, 6565965, 7003696, 7503960, 8754620, 10005280, 10505544, 12006336, 13131930, 14007392, 15007920, 17509240, 20010560, 21011088, 26263860, 28014784, 30015840, 35018480, 42022176, 52527720, 60031680, 70036960, 84044352, 105055440, 140073920, 210110880, 420221760]

約数ペア:

[(1, 420221760), (2, 210110880), (3, 140073920), (4, 105055440), (5, 84044352), (6, 70036960), (7, 60031680), (8, 52527720), (10, 42022176), (12, 35018480), (14, 30015840), (15, 28014784), (16, 26263860), (20, 21011088), (21, 20010560), (24, 17509240), (28, 15007920), (30, 14007392), (32, 13131930), (35, 12006336), (40, 10505544), (42, 10005280), (48, 8754620), (56, 7503960), (60, 7003696), (64, 6565965), (70, 6003168), (80, 5252772), (84, 5002640), (96, 4377310), (105, 4002112), (112, 3751980), (120, 3501848), (140, 3001584), (160, 2626386), (168, 2501320), (192, 2188655), (210, 2001056), (224, 1875990), (240, 1750924), (280, 1500792), (320, 1313193), (336, 1250660), (420, 1000528), (448, 937995), (480, 875462), (560, 750396), (672, 625330), (840, 500264), (960, 437731), (1120, 375198), (1344, 312665), (1680, 250132), (2240, 187599), (3360, 125066), (6720, 62533)]