289851520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 256

約数和(自身を含む): 863654400

約数和(自身を除く): 573802880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 29, 32, 35, 40, 46, 56, 58, 64, 70, 80, 92, 97, 112, 115, 116, 128, 140, 145, 160, 161, 184, 194, 203, 224, 230, 232, 280, 290, 320, 322, 368, 388, 406, 448, 460, 464, 485, 560, 580, 640, 644, 667, 679, 736, 776, 805, 812, 896, 920, 928, 970, 1015, 1120, 1160, 1288, 1334, 1358, 1472, 1552, 1610, 1624, 1840, 1856, 1940, 2030, 2231, 2240, 2320, 2576, 2668, 2716, 2813, 2944, 3104, 3220, 3248, 3335, 3395, 3680, 3712, 3880, 4060, 4462, 4480, 4640, 4669, 5152, 5336, 5432, 5626, 6208, 6440, 6496, 6670, 6790, 7360, 7760, 8120, 8924, 9280, 9338, 10304, 10672, 10864, 11155, 11252, 12416, 12880, 12992, 13340, 13580, 14065, 14720, 15520, 15617, 16240, 17848, 18560, 18676, 19691, 20608, 21344, 21728, 22310, 22504, 23345, 25760, 25984, 26680, 27160, 28130, 31040, 31234, 32480, 35696, 37352, 39382, 42688, 43456, 44620, 45008, 46690, 51520, 53360, 54320, 56260, 62080, 62468, 64699, 64960, 71392, 74704, 78085, 78764, 85376, 86912, 89240, 90016, 93380, 98455, 103040, 106720, 108640, 112520, 124936, 129398, 129920, 142784, 149408, 156170, 157528, 178480, 180032, 186760, 196910, 213440, 217280, 225040, 249872, 258796, 285568, 298816, 312340, 315056, 323495, 356960, 360064, 373520, 393820, 426880, 434560, 450080, 452893, 499744, 517592, 597632, 624680, 630112, 646990, 713920, 747040, 787640, 900160, 905786, 999488, 1035184, 1249360, 1260224, 1293980, 1427840, 1494080, 1575280, 1800320, 1811572, 1998976, 2070368, 2264465, 2498720, 2520448, 2587960, 2988160, 3150560, 3623144, 4140736, 4528930, 4997440, 5175920, 6301120, 7246288, 8281472, 9057860, 9994880, 10351840, 12602240, 14492576, 18115720, 20703680, 28985152, 36231440, 41407360, 57970304, 72462880, 144925760, 289851520]

約数ペア:

[(1, 289851520), (2, 144925760), (4, 72462880), (5, 57970304), (7, 41407360), (8, 36231440), (10, 28985152), (14, 20703680), (16, 18115720), (20, 14492576), (23, 12602240), (28, 10351840), (29, 9994880), (32, 9057860), (35, 8281472), (40, 7246288), (46, 6301120), (56, 5175920), (58, 4997440), (64, 4528930), (70, 4140736), (80, 3623144), (92, 3150560), (97, 2988160), (112, 2587960), (115, 2520448), (116, 2498720), (128, 2264465), (140, 2070368), (145, 1998976), (160, 1811572), (161, 1800320), (184, 1575280), (194, 1494080), (203, 1427840), (224, 1293980), (230, 1260224), (232, 1249360), (280, 1035184), (290, 999488), (320, 905786), (322, 900160), (368, 787640), (388, 747040), (406, 713920), (448, 646990), (460, 630112), (464, 624680), (485, 597632), (560, 517592), (580, 499744), (640, 452893), (644, 450080), (667, 434560), (679, 426880), (736, 393820), (776, 373520), (805, 360064), (812, 356960), (896, 323495), (920, 315056), (928, 312340), (970, 298816), (1015, 285568), (1120, 258796), (1160, 249872), (1288, 225040), (1334, 217280), (1358, 213440), (1472, 196910), (1552, 186760), (1610, 180032), (1624, 178480), (1840, 157528), (1856, 156170), (1940, 149408), (2030, 142784), (2231, 129920), (2240, 129398), (2320, 124936), (2576, 112520), (2668, 108640), (2716, 106720), (2813, 103040), (2944, 98455), (3104, 93380), (3220, 90016), (3248, 89240), (3335, 86912), (3395, 85376), (3680, 78764), (3712, 78085), (3880, 74704), (4060, 71392), (4462, 64960), (4480, 64699), (4640, 62468), (4669, 62080), (5152, 56260), (5336, 54320), (5432, 53360), (5626, 51520), (6208, 46690), (6440, 45008), (6496, 44620), (6670, 43456), (6790, 42688), (7360, 39382), (7760, 37352), (8120, 35696), (8924, 32480), (9280, 31234), (9338, 31040), (10304, 28130), (10672, 27160), (10864, 26680), (11155, 25984), (11252, 25760), (12416, 23345), (12880, 22504), (12992, 22310), (13340, 21728), (13580, 21344), (14065, 20608), (14720, 19691), (15520, 18676), (15617, 18560), (16240, 17848)]