201981760

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:488

約数の個数: 112

約数和(自身を含む): 515502144

約数和(自身を除く): 313520384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 107, 136, 160, 170, 214, 272, 320, 340, 347, 428, 535, 544, 680, 694, 856, 1070, 1088, 1360, 1388, 1712, 1735, 1819, 2140, 2720, 2776, 3424, 3470, 3638, 4280, 5440, 5552, 5899, 6848, 6940, 7276, 8560, 9095, 11104, 11798, 13880, 14552, 17120, 18190, 22208, 23596, 27760, 29104, 29495, 34240, 36380, 37129, 47192, 55520, 58208, 58990, 72760, 74258, 94384, 111040, 116416, 117980, 145520, 148516, 185645, 188768, 235960, 291040, 297032, 371290, 377536, 471920, 582080, 594064, 631193, 742580, 943840, 1188128, 1262386, 1485160, 1887680, 2376256, 2524772, 2970320, 3155965, 5049544, 5940640, 6311930, 10099088, 11881280, 12623860, 20198176, 25247720, 40396352, 50495440, 100990880, 201981760]

約数ペア:

[(1, 201981760), (2, 100990880), (4, 50495440), (5, 40396352), (8, 25247720), (10, 20198176), (16, 12623860), (17, 11881280), (20, 10099088), (32, 6311930), (34, 5940640), (40, 5049544), (64, 3155965), (68, 2970320), (80, 2524772), (85, 2376256), (107, 1887680), (136, 1485160), (160, 1262386), (170, 1188128), (214, 943840), (272, 742580), (320, 631193), (340, 594064), (347, 582080), (428, 471920), (535, 377536), (544, 371290), (680, 297032), (694, 291040), (856, 235960), (1070, 188768), (1088, 185645), (1360, 148516), (1388, 145520), (1712, 117980), (1735, 116416), (1819, 111040), (2140, 94384), (2720, 74258), (2776, 72760), (3424, 58990), (3470, 58208), (3638, 55520), (4280, 47192), (5440, 37129), (5552, 36380), (5899, 34240), (6848, 29495), (6940, 29104), (7276, 27760), (8560, 23596), (9095, 22208), (11104, 18190), (11798, 17120), (13880, 14552)]