20402556720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{3301}}^1$

素因数の和:3620

約数の個数: 320

約数和(自身を含む): 78142331904

約数和(自身を除く): 57739775184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 283, 312, 336, 364, 390, 420, 455, 520, 546, 560, 566, 624, 728, 780, 840, 849, 910, 1040, 1092, 1132, 1365, 1415, 1456, 1560, 1680, 1698, 1820, 1981, 2184, 2264, 2730, 2830, 3120, 3301, 3396, 3640, 3679, 3962, 4245, 4368, 4528, 5460, 5660, 5943, 6602, 6792, 7280, 7358, 7924, 8490, 9903, 9905, 10920, 11037, 11320, 11886, 13204, 13584, 14716, 15848, 16505, 16980, 18395, 19806, 19810, 21840, 22074, 22640, 23107, 23772, 25753, 26408, 29432, 29715, 31696, 33010, 33960, 36790, 39612, 39620, 42913, 44148, 46214, 47544, 49515, 51506, 52816, 55185, 58864, 59430, 66020, 67920, 69321, 73580, 77259, 79224, 79240, 85826, 88296, 92428, 95088, 99030, 103012, 110370, 115535, 118860, 128739, 128765, 132040, 138642, 147160, 154518, 158448, 158480, 171652, 176592, 184856, 198060, 206024, 214565, 220740, 231070, 237720, 257478, 257530, 264080, 277284, 294320, 300391, 309036, 343304, 346605, 369712, 386295, 396120, 412048, 429130, 441480, 462140, 475440, 514956, 515060, 554568, 600782, 618072, 643695, 686608, 693210, 772590, 792240, 858260, 882960, 901173, 924280, 934183, 1029912, 1030120, 1109136, 1201564, 1236144, 1287390, 1386420, 1501955, 1545180, 1716520, 1802346, 1848560, 1868366, 2059824, 2060240, 2403128, 2574780, 2772840, 2802549, 3003910, 3090360, 3433040, 3604692, 3736732, 4505865, 4670915, 4806256, 5149560, 5545680, 5605098, 6007820, 6180720, 6539281, 7209384, 7473464, 9011730, 9341830, 10299120, 11210196, 12015640, 12144379, 13078562, 14012745, 14418768, 14946928, 18023460, 18683660, 19617843, 22420392, 24031280, 24288758, 26157124, 28025490, 32696405, 36046920, 36433137, 37367320, 39235686, 44840784, 48577516, 52314248, 56050980, 60721895, 65392810, 72093840, 72866274, 74734640, 78471372, 85010653, 97155032, 98089215, 104628496, 112101960, 121443790, 130785620, 145732548, 156942744, 170021306, 182165685, 194310064, 196178430, 224203920, 242887580, 255031959, 261571240, 291465096, 313885488, 340042612, 364331370, 392356860, 425053265, 485775160, 510063918, 523142480, 582930192, 680085224, 728662740, 784713720, 850106530, 971550320, 1020127836, 1275159795, 1360170448, 1457325480, 1569427440, 1700213060, 2040255672, 2550319590, 2914650960, 3400426120, 4080511344, 5100639180, 6800852240, 10201278360, 20402556720]

約数ペア:

[(1, 20402556720), (2, 10201278360), (3, 6800852240), (4, 5100639180), (5, 4080511344), (6, 3400426120), (7, 2914650960), (8, 2550319590), (10, 2040255672), (12, 1700213060), (13, 1569427440), (14, 1457325480), (15, 1360170448), (16, 1275159795), (20, 1020127836), (21, 971550320), (24, 850106530), (26, 784713720), (28, 728662740), (30, 680085224), (35, 582930192), (39, 523142480), (40, 510063918), (42, 485775160), (48, 425053265), (52, 392356860), (56, 364331370), (60, 340042612), (65, 313885488), (70, 291465096), (78, 261571240), (80, 255031959), (84, 242887580), (91, 224203920), (104, 196178430), (105, 194310064), (112, 182165685), (120, 170021306), (130, 156942744), (140, 145732548), (156, 130785620), (168, 121443790), (182, 112101960), (195, 104628496), (208, 98089215), (210, 97155032), (240, 85010653), (260, 78471372), (273, 74734640), (280, 72866274), (283, 72093840), (312, 65392810), (336, 60721895), (364, 56050980), (390, 52314248), (420, 48577516), (455, 44840784), (520, 39235686), (546, 37367320), (560, 36433137), (566, 36046920), (624, 32696405), (728, 28025490), (780, 26157124), (840, 24288758), (849, 24031280), (910, 22420392), (1040, 19617843), (1092, 18683660), (1132, 18023460), (1365, 14946928), (1415, 14418768), (1456, 14012745), (1560, 13078562), (1680, 12144379), (1698, 12015640), (1820, 11210196), (1981, 10299120), (2184, 9341830), (2264, 9011730), (2730, 7473464), (2830, 7209384), (3120, 6539281), (3301, 6180720), (3396, 6007820), (3640, 5605098), (3679, 5545680), (3962, 5149560), (4245, 4806256), (4368, 4670915), (4528, 4505865), (5460, 3736732), (5660, 3604692), (5943, 3433040), (6602, 3090360), (6792, 3003910), (7280, 2802549), (7358, 2772840), (7924, 2574780), (8490, 2403128), (9903, 2060240), (9905, 2059824), (10920, 1868366), (11037, 1848560), (11320, 1802346), (11886, 1716520), (13204, 1545180), (13584, 1501955), (14716, 1386420), (15848, 1287390), (16505, 1236144), (16980, 1201564), (18395, 1109136), (19806, 1030120), (19810, 1029912), (21840, 934183), (22074, 924280), (22640, 901173), (23107, 882960), (23772, 858260), (25753, 792240), (26408, 772590), (29432, 693210), (29715, 686608), (31696, 643695), (33010, 618072), (33960, 600782), (36790, 554568), (39612, 515060), (39620, 514956), (42913, 475440), (44148, 462140), (46214, 441480), (47544, 429130), (49515, 412048), (51506, 396120), (52816, 386295), (55185, 369712), (58864, 346605), (59430, 343304), (66020, 309036), (67920, 300391), (69321, 294320), (73580, 277284), (77259, 264080), (79224, 257530), (79240, 257478), (85826, 237720), (88296, 231070), (92428, 220740), (95088, 214565), (99030, 206024), (103012, 198060), (110370, 184856), (115535, 176592), (118860, 171652), (128739, 158480), (128765, 158448), (132040, 154518), (138642, 147160)]