221807040

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2579

約数の個数: 224

約数和(自身を含む): 867095040

約数和(自身を除く): 645288000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2539, 2730, 2912, 3120, 3360, 3640, 4160, 4368, 5078, 5460, 5824, 6240, 6720, 7280, 7617, 8736, 10156, 10920, 12480, 12695, 14560, 15234, 17472, 17773, 20312, 21840, 25390, 29120, 30468, 33007, 35546, 38085, 40624, 43680, 50780, 53319, 60936, 66014, 71092, 76170, 81248, 87360, 88865, 99021, 101560, 106638, 121872, 132028, 142184, 152340, 162496, 165035, 177730, 198042, 203120, 213276, 231049, 243744, 264056, 266595, 284368, 304680, 330070, 355460, 396084, 406240, 426552, 462098, 487488, 495105, 528112, 533190, 568736, 609360, 660140, 693147, 710920, 792168, 812480, 853104, 924196, 990210, 1056224, 1066380, 1137472, 1155245, 1218720, 1320280, 1386294, 1421840, 1584336, 1706208, 1848392, 1980420, 2112448, 2132760, 2310490, 2437440, 2640560, 2772588, 2843680, 3168672, 3412416, 3465735, 3696784, 3960840, 4265520, 4620980, 5281120, 5545176, 5687360, 6337344, 6931470, 7393568, 7921680, 8531040, 9241960, 10562240, 11090352, 13862940, 14787136, 15843360, 17062080, 18483920, 22180704, 27725880, 31686720, 36967840, 44361408, 55451760, 73935680, 110903520, 221807040]

約数ペア:

[(1, 221807040), (2, 110903520), (3, 73935680), (4, 55451760), (5, 44361408), (6, 36967840), (7, 31686720), (8, 27725880), (10, 22180704), (12, 18483920), (13, 17062080), (14, 15843360), (15, 14787136), (16, 13862940), (20, 11090352), (21, 10562240), (24, 9241960), (26, 8531040), (28, 7921680), (30, 7393568), (32, 6931470), (35, 6337344), (39, 5687360), (40, 5545176), (42, 5281120), (48, 4620980), (52, 4265520), (56, 3960840), (60, 3696784), (64, 3465735), (65, 3412416), (70, 3168672), (78, 2843680), (80, 2772588), (84, 2640560), (91, 2437440), (96, 2310490), (104, 2132760), (105, 2112448), (112, 1980420), (120, 1848392), (130, 1706208), (140, 1584336), (156, 1421840), (160, 1386294), (168, 1320280), (182, 1218720), (192, 1155245), (195, 1137472), (208, 1066380), (210, 1056224), (224, 990210), (240, 924196), (260, 853104), (273, 812480), (280, 792168), (312, 710920), (320, 693147), (336, 660140), (364, 609360), (390, 568736), (416, 533190), (420, 528112), (448, 495105), (455, 487488), (480, 462098), (520, 426552), (546, 406240), (560, 396084), (624, 355460), (672, 330070), (728, 304680), (780, 284368), (832, 266595), (840, 264056), (910, 243744), (960, 231049), (1040, 213276), (1092, 203120), (1120, 198042), (1248, 177730), (1344, 165035), (1365, 162496), (1456, 152340), (1560, 142184), (1680, 132028), (1820, 121872), (2080, 106638), (2184, 101560), (2240, 99021), (2496, 88865), (2539, 87360), (2730, 81248), (2912, 76170), (3120, 71092), (3360, 66014), (3640, 60936), (4160, 53319), (4368, 50780), (5078, 43680), (5460, 40624), (5824, 38085), (6240, 35546), (6720, 33007), (7280, 30468), (7617, 29120), (8736, 25390), (10156, 21840), (10920, 20312), (12480, 17773), (12695, 17472), (14560, 15234)]