198989280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1086

約数の個数: 288

約数和(自身を含む): 817689600

約数和(自身を除く): 618700320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1039, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2078, 2128, 2280, 2394, 2520, 2660, 2736, 3040, 3117, 3192, 3360, 3420, 3990, 4156, 4256, 4560, 4788, 5040, 5195, 5320, 5472, 5985, 6234, 6384, 6840, 7273, 7980, 8312, 9120, 9351, 9576, 10080, 10390, 10640, 11970, 12468, 12768, 13680, 14546, 15585, 15960, 16624, 18702, 19152, 19741, 20780, 21280, 21819, 23940, 24936, 27360, 29092, 31170, 31920, 33248, 36365, 37404, 38304, 39482, 41560, 43638, 46755, 47880, 49872, 58184, 59223, 62340, 63840, 65457, 72730, 74808, 78964, 83120, 87276, 93510, 95760, 98705, 99744, 109095, 116368, 118446, 124680, 130914, 138187, 145460, 149616, 157928, 166240, 174552, 177669, 187020, 191520, 197410, 218190, 232736, 236892, 249360, 261828, 276374, 290920, 296115, 299232, 315856, 327285, 349104, 355338, 374040, 394820, 414561, 436380, 473784, 498720, 523656, 552748, 581840, 592230, 631712, 654570, 690935, 698208, 710676, 748080, 789640, 829122, 872760, 888345, 947568, 1047312, 1105496, 1163680, 1184460, 1243683, 1309140, 1381870, 1421352, 1496160, 1579280, 1658244, 1745520, 1776690, 1895136, 2072805, 2094624, 2210992, 2368920, 2487366, 2618280, 2763740, 2842704, 3158560, 3316488, 3491040, 3553380, 4145610, 4421984, 4737840, 4974732, 5236560, 5527480, 5685408, 6218415, 6632976, 7106760, 8291220, 9475680, 9949464, 10473120, 11054960, 12436830, 13265952, 14213520, 16582440, 19898928, 22109920, 24873660, 28427040, 33164880, 39797856, 49747320, 66329760, 99494640, 198989280]

約数ペア:

[(1, 198989280), (2, 99494640), (3, 66329760), (4, 49747320), (5, 39797856), (6, 33164880), (7, 28427040), (8, 24873660), (9, 22109920), (10, 19898928), (12, 16582440), (14, 14213520), (15, 13265952), (16, 12436830), (18, 11054960), (19, 10473120), (20, 9949464), (21, 9475680), (24, 8291220), (28, 7106760), (30, 6632976), (32, 6218415), (35, 5685408), (36, 5527480), (38, 5236560), (40, 4974732), (42, 4737840), (45, 4421984), (48, 4145610), (56, 3553380), (57, 3491040), (60, 3316488), (63, 3158560), (70, 2842704), (72, 2763740), (76, 2618280), (80, 2487366), (84, 2368920), (90, 2210992), (95, 2094624), (96, 2072805), (105, 1895136), (112, 1776690), (114, 1745520), (120, 1658244), (126, 1579280), (133, 1496160), (140, 1421352), (144, 1381870), (152, 1309140), (160, 1243683), (168, 1184460), (171, 1163680), (180, 1105496), (190, 1047312), (210, 947568), (224, 888345), (228, 872760), (240, 829122), (252, 789640), (266, 748080), (280, 710676), (285, 698208), (288, 690935), (304, 654570), (315, 631712), (336, 592230), (342, 581840), (360, 552748), (380, 523656), (399, 498720), (420, 473784), (456, 436380), (480, 414561), (504, 394820), (532, 374040), (560, 355338), (570, 349104), (608, 327285), (630, 315856), (665, 299232), (672, 296115), (684, 290920), (720, 276374), (760, 261828), (798, 249360), (840, 236892), (855, 232736), (912, 218190), (1008, 197410), (1039, 191520), (1064, 187020), (1120, 177669), (1140, 174552), (1197, 166240), (1260, 157928), (1330, 149616), (1368, 145460), (1440, 138187), (1520, 130914), (1596, 124680), (1680, 118446), (1710, 116368), (1824, 109095), (1995, 99744), (2016, 98705), (2078, 95760), (2128, 93510), (2280, 87276), (2394, 83120), (2520, 78964), (2660, 74808), (2736, 72730), (3040, 65457), (3117, 63840), (3192, 62340), (3360, 59223), (3420, 58184), (3990, 49872), (4156, 47880), (4256, 46755), (4560, 43638), (4788, 41560), (5040, 39482), (5195, 38304), (5320, 37404), (5472, 36365), (5985, 33248), (6234, 31920), (6384, 31170), (6840, 29092), (7273, 27360), (7980, 24936), (8312, 23940), (9120, 21819), (9351, 21280), (9576, 20780), (10080, 19741), (10390, 19152), (10640, 18702), (11970, 16624), (12468, 15960), (12768, 15585), (13680, 14546)]