415927680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{4421}}^1$

素因数の和:4457

約数の個数: 192

約数和(自身を含む): 1542570480

約数和(自身を除く): 1126642800

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, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3920, 4421, 4480, 4704, 5880, 6272, 6720, 7840, 8842, 9408, 11760, 13263, 13440, 15680, 17684, 18816, 22105, 23520, 26526, 30947, 31360, 35368, 44210, 47040, 53052, 61894, 66315, 70736, 88420, 92841, 94080, 106104, 123788, 132630, 141472, 154735, 176840, 185682, 212208, 216629, 247576, 265260, 282944, 309470, 353680, 371364, 424416, 433258, 464205, 495152, 530520, 565888, 618940, 649887, 707360, 742728, 848832, 866516, 928410, 990304, 1061040, 1083145, 1237880, 1299774, 1414720, 1485456, 1697664, 1733032, 1856820, 1980608, 2122080, 2166290, 2475760, 2599548, 2829440, 2970912, 3249435, 3466064, 3713640, 3961216, 4244160, 4332580, 4951520, 5199096, 5941824, 6498870, 6932128, 7427280, 8488320, 8665160, 9903040, 10398192, 11883648, 12997740, 13864256, 14854560, 17330320, 19806080, 20796384, 25995480, 27728512, 29709120, 34660640, 41592768, 51990960, 59418240, 69321280, 83185536, 103981920, 138642560, 207963840, 415927680]

約数ペア:

[(1, 415927680), (2, 207963840), (3, 138642560), (4, 103981920), (5, 83185536), (6, 69321280), (7, 59418240), (8, 51990960), (10, 41592768), (12, 34660640), (14, 29709120), (15, 27728512), (16, 25995480), (20, 20796384), (21, 19806080), (24, 17330320), (28, 14854560), (30, 13864256), (32, 12997740), (35, 11883648), (40, 10398192), (42, 9903040), (48, 8665160), (49, 8488320), (56, 7427280), (60, 6932128), (64, 6498870), (70, 5941824), (80, 5199096), (84, 4951520), (96, 4332580), (98, 4244160), (105, 3961216), (112, 3713640), (120, 3466064), (128, 3249435), (140, 2970912), (147, 2829440), (160, 2599548), (168, 2475760), (192, 2166290), (196, 2122080), (210, 1980608), (224, 1856820), (240, 1733032), (245, 1697664), (280, 1485456), (294, 1414720), (320, 1299774), (336, 1237880), (384, 1083145), (392, 1061040), (420, 990304), (448, 928410), (480, 866516), (490, 848832), (560, 742728), (588, 707360), (640, 649887), (672, 618940), (735, 565888), (784, 530520), (840, 495152), (896, 464205), (960, 433258), (980, 424416), (1120, 371364), (1176, 353680), (1344, 309470), (1470, 282944), (1568, 265260), (1680, 247576), (1920, 216629), (1960, 212208), (2240, 185682), (2352, 176840), (2688, 154735), (2940, 141472), (3136, 132630), (3360, 123788), (3920, 106104), (4421, 94080), (4480, 92841), (4704, 88420), (5880, 70736), (6272, 66315), (6720, 61894), (7840, 53052), (8842, 47040), (9408, 44210), (11760, 35368), (13263, 31360), (13440, 30947), (15680, 26526), (17684, 23520), (18816, 22105)]