21100502080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{8779}}^1$

素因数の和:8869

約数の個数: 224

約数和(自身を含む): 61016083200

約数和(自身を除く): 39915581120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 37, 40, 56, 58, 64, 70, 74, 80, 112, 116, 140, 145, 148, 160, 185, 203, 224, 232, 259, 280, 290, 296, 320, 370, 406, 448, 464, 518, 560, 580, 592, 740, 812, 928, 1015, 1036, 1073, 1120, 1160, 1184, 1295, 1480, 1624, 1856, 2030, 2072, 2146, 2240, 2320, 2368, 2590, 2960, 3248, 4060, 4144, 4292, 4640, 5180, 5365, 5920, 6496, 7511, 8120, 8288, 8584, 8779, 9280, 10360, 10730, 11840, 12992, 15022, 16240, 16576, 17168, 17558, 20720, 21460, 30044, 32480, 34336, 35116, 37555, 41440, 42920, 43895, 60088, 61453, 64960, 68672, 70232, 75110, 82880, 85840, 87790, 120176, 122906, 140464, 150220, 171680, 175580, 240352, 245812, 254591, 280928, 300440, 307265, 324823, 343360, 351160, 480704, 491624, 509182, 561856, 600880, 614530, 649646, 702320, 983248, 1018364, 1201760, 1229060, 1272955, 1299292, 1404640, 1624115, 1782137, 1966496, 2036728, 2273761, 2403520, 2458120, 2545910, 2598584, 2809280, 3248230, 3564274, 3932992, 4073456, 4547522, 4916240, 5091820, 5197168, 6496460, 7128548, 8146912, 8910685, 9095044, 9419867, 9832480, 10183640, 10394336, 11368805, 12992920, 14257096, 16293824, 17821370, 18190088, 18839734, 19664960, 20367280, 20788672, 22737610, 25985840, 28514192, 35642740, 36380176, 37679468, 40734560, 45475220, 47099335, 51971680, 57028384, 65939069, 71285480, 72760352, 75358936, 81469120, 90950440, 94198670, 103943360, 114056768, 131878138, 142570960, 145520704, 150717872, 181900880, 188397340, 263756276, 285141920, 301435744, 329695345, 363801760, 376794680, 527512552, 570283840, 602871488, 659390690, 727603520, 753589360, 1055025104, 1318781380, 1507178720, 2110050208, 2637562760, 3014357440, 4220100416, 5275125520, 10550251040, 21100502080]

約数ペア:

[(1, 21100502080), (2, 10550251040), (4, 5275125520), (5, 4220100416), (7, 3014357440), (8, 2637562760), (10, 2110050208), (14, 1507178720), (16, 1318781380), (20, 1055025104), (28, 753589360), (29, 727603520), (32, 659390690), (35, 602871488), (37, 570283840), (40, 527512552), (56, 376794680), (58, 363801760), (64, 329695345), (70, 301435744), (74, 285141920), (80, 263756276), (112, 188397340), (116, 181900880), (140, 150717872), (145, 145520704), (148, 142570960), (160, 131878138), (185, 114056768), (203, 103943360), (224, 94198670), (232, 90950440), (259, 81469120), (280, 75358936), (290, 72760352), (296, 71285480), (320, 65939069), (370, 57028384), (406, 51971680), (448, 47099335), (464, 45475220), (518, 40734560), (560, 37679468), (580, 36380176), (592, 35642740), (740, 28514192), (812, 25985840), (928, 22737610), (1015, 20788672), (1036, 20367280), (1073, 19664960), (1120, 18839734), (1160, 18190088), (1184, 17821370), (1295, 16293824), (1480, 14257096), (1624, 12992920), (1856, 11368805), (2030, 10394336), (2072, 10183640), (2146, 9832480), (2240, 9419867), (2320, 9095044), (2368, 8910685), (2590, 8146912), (2960, 7128548), (3248, 6496460), (4060, 5197168), (4144, 5091820), (4292, 4916240), (4640, 4547522), (5180, 4073456), (5365, 3932992), (5920, 3564274), (6496, 3248230), (7511, 2809280), (8120, 2598584), (8288, 2545910), (8584, 2458120), (8779, 2403520), (9280, 2273761), (10360, 2036728), (10730, 1966496), (11840, 1782137), (12992, 1624115), (15022, 1404640), (16240, 1299292), (16576, 1272955), (17168, 1229060), (17558, 1201760), (20720, 1018364), (21460, 983248), (30044, 702320), (32480, 649646), (34336, 614530), (35116, 600880), (37555, 561856), (41440, 509182), (42920, 491624), (43895, 480704), (60088, 351160), (61453, 343360), (64960, 324823), (68672, 307265), (70232, 300440), (75110, 280928), (82880, 254591), (85840, 245812), (87790, 240352), (120176, 175580), (122906, 171680), (140464, 150220)]