221567280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 320

約数和(自身を含む): 809948160

約数和(自身を除く): 588380880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 41, 44, 46, 48, 55, 60, 66, 69, 80, 82, 88, 89, 92, 110, 115, 120, 123, 132, 138, 164, 165, 176, 178, 184, 205, 220, 230, 240, 246, 253, 264, 267, 276, 328, 330, 345, 356, 368, 410, 440, 445, 451, 460, 492, 506, 528, 534, 552, 615, 656, 660, 690, 712, 759, 820, 880, 890, 902, 920, 943, 979, 984, 1012, 1068, 1104, 1230, 1265, 1320, 1335, 1353, 1380, 1424, 1518, 1640, 1780, 1804, 1840, 1886, 1958, 1968, 2024, 2047, 2136, 2255, 2460, 2530, 2640, 2670, 2706, 2760, 2829, 2937, 3036, 3280, 3560, 3608, 3649, 3772, 3795, 3916, 4048, 4094, 4272, 4510, 4715, 4895, 4920, 5060, 5340, 5412, 5520, 5658, 5874, 6072, 6141, 6765, 7120, 7216, 7298, 7544, 7590, 7832, 8188, 9020, 9430, 9790, 9840, 10120, 10235, 10373, 10680, 10824, 10947, 11316, 11748, 12144, 12282, 13530, 14145, 14596, 14685, 15088, 15180, 15664, 16376, 18040, 18245, 18860, 19580, 20240, 20470, 20746, 21360, 21648, 21894, 22517, 22632, 23496, 24564, 27060, 28290, 29192, 29370, 30360, 30705, 31119, 32752, 36080, 36490, 37720, 39160, 40139, 40940, 41492, 43788, 45034, 45264, 46992, 49128, 51865, 54120, 54735, 56580, 58384, 58740, 60720, 61410, 62238, 67551, 72980, 75440, 78320, 80278, 81880, 82984, 83927, 87576, 90068, 98256, 103730, 108240, 109470, 112585, 113160, 117480, 120417, 122820, 124476, 135102, 145960, 155595, 160556, 163760, 165968, 167854, 175152, 180136, 200695, 207460, 218940, 225170, 226320, 234960, 240834, 245640, 248952, 251781, 270204, 291920, 311190, 321112, 335708, 337755, 360272, 401390, 414920, 419635, 437880, 450340, 481668, 491280, 497904, 503562, 540408, 602085, 622380, 642224, 671416, 675510, 802780, 829840, 839270, 875760, 900680, 923197, 963336, 1007124, 1080816, 1204170, 1244760, 1258905, 1342832, 1351020, 1605560, 1678540, 1801360, 1846394, 1926672, 2014248, 2408340, 2489520, 2517810, 2702040, 2769591, 3211120, 3357080, 3692788, 4028496, 4615985, 4816680, 5035620, 5404080, 5539182, 6714160, 7385576, 9231970, 9633360, 10071240, 11078364, 13847955, 14771152, 18463940, 20142480, 22156728, 27695910, 36927880, 44313456, 55391820, 73855760, 110783640, 221567280]

約数ペア:

[(1, 221567280), (2, 110783640), (3, 73855760), (4, 55391820), (5, 44313456), (6, 36927880), (8, 27695910), (10, 22156728), (11, 20142480), (12, 18463940), (15, 14771152), (16, 13847955), (20, 11078364), (22, 10071240), (23, 9633360), (24, 9231970), (30, 7385576), (33, 6714160), (40, 5539182), (41, 5404080), (44, 5035620), (46, 4816680), (48, 4615985), (55, 4028496), (60, 3692788), (66, 3357080), (69, 3211120), (80, 2769591), (82, 2702040), (88, 2517810), (89, 2489520), (92, 2408340), (110, 2014248), (115, 1926672), (120, 1846394), (123, 1801360), (132, 1678540), (138, 1605560), (164, 1351020), (165, 1342832), (176, 1258905), (178, 1244760), (184, 1204170), (205, 1080816), (220, 1007124), (230, 963336), (240, 923197), (246, 900680), (253, 875760), (264, 839270), (267, 829840), (276, 802780), (328, 675510), (330, 671416), (345, 642224), (356, 622380), (368, 602085), (410, 540408), (440, 503562), (445, 497904), (451, 491280), (460, 481668), (492, 450340), (506, 437880), (528, 419635), (534, 414920), (552, 401390), (615, 360272), (656, 337755), (660, 335708), (690, 321112), (712, 311190), (759, 291920), (820, 270204), (880, 251781), (890, 248952), (902, 245640), (920, 240834), (943, 234960), (979, 226320), (984, 225170), (1012, 218940), (1068, 207460), (1104, 200695), (1230, 180136), (1265, 175152), (1320, 167854), (1335, 165968), (1353, 163760), (1380, 160556), (1424, 155595), (1518, 145960), (1640, 135102), (1780, 124476), (1804, 122820), (1840, 120417), (1886, 117480), (1958, 113160), (1968, 112585), (2024, 109470), (2047, 108240), (2136, 103730), (2255, 98256), (2460, 90068), (2530, 87576), (2640, 83927), (2670, 82984), (2706, 81880), (2760, 80278), (2829, 78320), (2937, 75440), (3036, 72980), (3280, 67551), (3560, 62238), (3608, 61410), (3649, 60720), (3772, 58740), (3795, 58384), (3916, 56580), (4048, 54735), (4094, 54120), (4272, 51865), (4510, 49128), (4715, 46992), (4895, 45264), (4920, 45034), (5060, 43788), (5340, 41492), (5412, 40940), (5520, 40139), (5658, 39160), (5874, 37720), (6072, 36490), (6141, 36080), (6765, 32752), (7120, 31119), (7216, 30705), (7298, 30360), (7544, 29370), (7590, 29192), (7832, 28290), (8188, 27060), (9020, 24564), (9430, 23496), (9790, 22632), (9840, 22517), (10120, 21894), (10235, 21648), (10373, 21360), (10680, 20746), (10824, 20470), (10947, 20240), (11316, 19580), (11748, 18860), (12144, 18245), (12282, 18040), (13530, 16376), (14145, 15664), (14596, 15180), (14685, 15088)]