198214000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 160

約数和(自身を含む): 519966720

約数和(自身を除く): 321752720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 40, 46, 50, 62, 80, 92, 100, 115, 124, 125, 139, 155, 184, 200, 230, 248, 250, 278, 310, 368, 400, 460, 496, 500, 556, 575, 620, 695, 713, 775, 920, 1000, 1112, 1150, 1240, 1390, 1426, 1550, 1840, 2000, 2224, 2300, 2480, 2780, 2852, 2875, 3100, 3197, 3475, 3565, 3875, 4309, 4600, 5560, 5704, 5750, 6200, 6394, 6950, 7130, 7750, 8618, 9200, 11120, 11408, 11500, 12400, 12788, 13900, 14260, 15500, 15985, 17236, 17375, 17825, 21545, 23000, 25576, 27800, 28520, 31000, 31970, 34472, 34750, 35650, 43090, 46000, 51152, 55600, 57040, 62000, 63940, 68944, 69500, 71300, 79925, 86180, 89125, 99107, 107725, 127880, 139000, 142600, 159850, 172360, 178250, 198214, 215450, 255760, 278000, 285200, 319700, 344720, 356500, 396428, 399625, 430900, 495535, 538625, 639400, 713000, 792856, 799250, 861800, 991070, 1077250, 1278800, 1426000, 1585712, 1598500, 1723600, 1982140, 2154500, 2477675, 3197000, 3964280, 4309000, 4955350, 6394000, 7928560, 8618000, 9910700, 12388375, 19821400, 24776750, 39642800, 49553500, 99107000, 198214000]

約数ペア:

[(1, 198214000), (2, 99107000), (4, 49553500), (5, 39642800), (8, 24776750), (10, 19821400), (16, 12388375), (20, 9910700), (23, 8618000), (25, 7928560), (31, 6394000), (40, 4955350), (46, 4309000), (50, 3964280), (62, 3197000), (80, 2477675), (92, 2154500), (100, 1982140), (115, 1723600), (124, 1598500), (125, 1585712), (139, 1426000), (155, 1278800), (184, 1077250), (200, 991070), (230, 861800), (248, 799250), (250, 792856), (278, 713000), (310, 639400), (368, 538625), (400, 495535), (460, 430900), (496, 399625), (500, 396428), (556, 356500), (575, 344720), (620, 319700), (695, 285200), (713, 278000), (775, 255760), (920, 215450), (1000, 198214), (1112, 178250), (1150, 172360), (1240, 159850), (1390, 142600), (1426, 139000), (1550, 127880), (1840, 107725), (2000, 99107), (2224, 89125), (2300, 86180), (2480, 79925), (2780, 71300), (2852, 69500), (2875, 68944), (3100, 63940), (3197, 62000), (3475, 57040), (3565, 55600), (3875, 51152), (4309, 46000), (4600, 43090), (5560, 35650), (5704, 34750), (5750, 34472), (6200, 31970), (6394, 31000), (6950, 28520), (7130, 27800), (7750, 25576), (8618, 23000), (9200, 21545), (11120, 17825), (11408, 17375), (11500, 17236), (12400, 15985), (12788, 15500), (13900, 14260)]