398762000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:363

約数の個数: 240

約数和(自身を含む): 1211766192

約数和(自身を除く): 813004192

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 125, 130, 140, 175, 182, 196, 200, 208, 245, 250, 260, 280, 313, 325, 350, 364, 392, 400, 455, 490, 500, 520, 560, 626, 637, 650, 700, 728, 784, 875, 910, 980, 1000, 1040, 1225, 1252, 1274, 1300, 1400, 1456, 1565, 1625, 1750, 1820, 1960, 2000, 2191, 2275, 2450, 2504, 2548, 2600, 2800, 3130, 3185, 3250, 3500, 3640, 3920, 4069, 4382, 4550, 4900, 5008, 5096, 5200, 6125, 6260, 6370, 6500, 7000, 7280, 7825, 8138, 8764, 9100, 9800, 10192, 10955, 11375, 12250, 12520, 12740, 13000, 14000, 15337, 15650, 15925, 16276, 17528, 18200, 19600, 20345, 21910, 22750, 24500, 25040, 25480, 26000, 28483, 30674, 31300, 31850, 32552, 35056, 36400, 39125, 40690, 43820, 45500, 49000, 50960, 54775, 56966, 61348, 62600, 63700, 65104, 76685, 78250, 79625, 81380, 87640, 91000, 98000, 101725, 109550, 113932, 122696, 125200, 127400, 142415, 153370, 156500, 159250, 162760, 175280, 182000, 199381, 203450, 219100, 227864, 245392, 254800, 273875, 284830, 306740, 313000, 318500, 325520, 383425, 398762, 406900, 438200, 455728, 508625, 547750, 569660, 613480, 626000, 637000, 712075, 766850, 797524, 813800, 876400, 996905, 1017250, 1095500, 1139320, 1226960, 1274000, 1424150, 1533700, 1595048, 1627600, 1917125, 1993810, 2034500, 2191000, 2278640, 2848300, 3067400, 3190096, 3560375, 3834250, 3987620, 4069000, 4382000, 4984525, 5696600, 6134800, 7120750, 7668500, 7975240, 8138000, 9969050, 11393200, 14241500, 15337000, 15950480, 19938100, 24922625, 28483000, 30674000, 39876200, 49845250, 56966000, 79752400, 99690500, 199381000, 398762000]

約数ペア:

[(1, 398762000), (2, 199381000), (4, 99690500), (5, 79752400), (7, 56966000), (8, 49845250), (10, 39876200), (13, 30674000), (14, 28483000), (16, 24922625), (20, 19938100), (25, 15950480), (26, 15337000), (28, 14241500), (35, 11393200), (40, 9969050), (49, 8138000), (50, 7975240), (52, 7668500), (56, 7120750), (65, 6134800), (70, 5696600), (80, 4984525), (91, 4382000), (98, 4069000), (100, 3987620), (104, 3834250), (112, 3560375), (125, 3190096), (130, 3067400), (140, 2848300), (175, 2278640), (182, 2191000), (196, 2034500), (200, 1993810), (208, 1917125), (245, 1627600), (250, 1595048), (260, 1533700), (280, 1424150), (313, 1274000), (325, 1226960), (350, 1139320), (364, 1095500), (392, 1017250), (400, 996905), (455, 876400), (490, 813800), (500, 797524), (520, 766850), (560, 712075), (626, 637000), (637, 626000), (650, 613480), (700, 569660), (728, 547750), (784, 508625), (875, 455728), (910, 438200), (980, 406900), (1000, 398762), (1040, 383425), (1225, 325520), (1252, 318500), (1274, 313000), (1300, 306740), (1400, 284830), (1456, 273875), (1565, 254800), (1625, 245392), (1750, 227864), (1820, 219100), (1960, 203450), (2000, 199381), (2191, 182000), (2275, 175280), (2450, 162760), (2504, 159250), (2548, 156500), (2600, 153370), (2800, 142415), (3130, 127400), (3185, 125200), (3250, 122696), (3500, 113932), (3640, 109550), (3920, 101725), (4069, 98000), (4382, 91000), (4550, 87640), (4900, 81380), (5008, 79625), (5096, 78250), (5200, 76685), (6125, 65104), (6260, 63700), (6370, 62600), (6500, 61348), (7000, 56966), (7280, 54775), (7825, 50960), (8138, 49000), (8764, 45500), (9100, 43820), (9800, 40690), (10192, 39125), (10955, 36400), (11375, 35056), (12250, 32552), (12520, 31850), (12740, 31300), (13000, 30674), (14000, 28483), (15337, 26000), (15650, 25480), (15925, 25040), (16276, 24500), (17528, 22750), (18200, 21910), (19600, 20345)]