200920960

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 128

約数和(自身を含む): 518853600

約数和(自身を除く): 317932640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 128, 136, 160, 170, 236, 272, 295, 313, 320, 340, 472, 544, 590, 626, 640, 680, 944, 1003, 1088, 1180, 1252, 1360, 1565, 1888, 2006, 2176, 2360, 2504, 2720, 3130, 3776, 4012, 4720, 5008, 5015, 5321, 5440, 6260, 7552, 8024, 9440, 10016, 10030, 10642, 10880, 12520, 16048, 18467, 18880, 20032, 20060, 21284, 25040, 26605, 32096, 36934, 37760, 40064, 40120, 42568, 50080, 53210, 64192, 73868, 80240, 85136, 92335, 100160, 106420, 128384, 147736, 160480, 170272, 184670, 200320, 212840, 295472, 313939, 320960, 340544, 369340, 425680, 590944, 627878, 641920, 681088, 738680, 851360, 1181888, 1255756, 1477360, 1569695, 1702720, 2363776, 2511512, 2954720, 3139390, 3405440, 5023024, 5909440, 6278780, 10046048, 11818880, 12557560, 20092096, 25115120, 40184192, 50230240, 100460480, 200920960]

約数ペア:

[(1, 200920960), (2, 100460480), (4, 50230240), (5, 40184192), (8, 25115120), (10, 20092096), (16, 12557560), (17, 11818880), (20, 10046048), (32, 6278780), (34, 5909440), (40, 5023024), (59, 3405440), (64, 3139390), (68, 2954720), (80, 2511512), (85, 2363776), (118, 1702720), (128, 1569695), (136, 1477360), (160, 1255756), (170, 1181888), (236, 851360), (272, 738680), (295, 681088), (313, 641920), (320, 627878), (340, 590944), (472, 425680), (544, 369340), (590, 340544), (626, 320960), (640, 313939), (680, 295472), (944, 212840), (1003, 200320), (1088, 184670), (1180, 170272), (1252, 160480), (1360, 147736), (1565, 128384), (1888, 106420), (2006, 100160), (2176, 92335), (2360, 85136), (2504, 80240), (2720, 73868), (3130, 64192), (3776, 53210), (4012, 50080), (4720, 42568), (5008, 40120), (5015, 40064), (5321, 37760), (5440, 36934), (6260, 32096), (7552, 26605), (8024, 25040), (9440, 21284), (10016, 20060), (10030, 20032), (10642, 18880), (10880, 18467), (12520, 16048)]