286907520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 256

約数和(自身を含む): 978220800

約数和(自身を除く): 691313280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 73, 80, 89, 92, 96, 115, 120, 128, 138, 146, 160, 178, 184, 192, 219, 230, 240, 267, 276, 292, 320, 345, 356, 365, 368, 384, 438, 445, 460, 480, 534, 552, 584, 640, 690, 712, 730, 736, 876, 890, 920, 960, 1068, 1095, 1104, 1168, 1335, 1380, 1424, 1460, 1472, 1679, 1752, 1780, 1840, 1920, 2047, 2136, 2190, 2208, 2336, 2670, 2760, 2848, 2920, 2944, 3358, 3504, 3560, 3680, 4094, 4272, 4380, 4416, 4672, 5037, 5340, 5520, 5696, 5840, 6141, 6497, 6716, 7008, 7120, 7360, 8188, 8395, 8544, 8760, 8832, 9344, 10074, 10235, 10680, 11040, 11392, 11680, 12282, 12994, 13432, 14016, 14240, 14720, 16376, 16790, 17088, 17520, 19491, 20148, 20470, 21360, 22080, 23360, 24564, 25185, 25988, 26864, 28032, 28480, 30705, 32485, 32752, 33580, 34176, 35040, 38982, 40296, 40940, 42720, 44160, 46720, 49128, 50370, 51976, 53728, 56960, 61410, 64970, 65504, 67160, 70080, 77964, 80592, 81880, 85440, 97455, 98256, 100740, 103952, 107456, 122820, 129940, 131008, 134320, 140160, 149431, 155928, 161184, 163760, 170880, 194910, 196512, 201480, 207904, 214912, 245640, 259880, 262016, 268640, 298862, 311856, 322368, 327520, 389820, 393024, 402960, 415808, 448293, 491280, 519760, 537280, 597724, 623712, 644736, 655040, 747155, 779640, 786048, 805920, 831616, 896586, 982560, 1039520, 1074560, 1195448, 1247424, 1310080, 1494310, 1559280, 1611840, 1793172, 1965120, 2079040, 2241465, 2390896, 2494848, 2988620, 3118560, 3223680, 3586344, 3930240, 4158080, 4482930, 4781792, 5977240, 6237120, 7172688, 8965860, 9563584, 11954480, 12474240, 14345376, 17931720, 19127168, 23908960, 28690752, 35863440, 47817920, 57381504, 71726880, 95635840, 143453760, 286907520]

約数ペア:

[(1, 286907520), (2, 143453760), (3, 95635840), (4, 71726880), (5, 57381504), (6, 47817920), (8, 35863440), (10, 28690752), (12, 23908960), (15, 19127168), (16, 17931720), (20, 14345376), (23, 12474240), (24, 11954480), (30, 9563584), (32, 8965860), (40, 7172688), (46, 6237120), (48, 5977240), (60, 4781792), (64, 4482930), (69, 4158080), (73, 3930240), (80, 3586344), (89, 3223680), (92, 3118560), (96, 2988620), (115, 2494848), (120, 2390896), (128, 2241465), (138, 2079040), (146, 1965120), (160, 1793172), (178, 1611840), (184, 1559280), (192, 1494310), (219, 1310080), (230, 1247424), (240, 1195448), (267, 1074560), (276, 1039520), (292, 982560), (320, 896586), (345, 831616), (356, 805920), (365, 786048), (368, 779640), (384, 747155), (438, 655040), (445, 644736), (460, 623712), (480, 597724), (534, 537280), (552, 519760), (584, 491280), (640, 448293), (690, 415808), (712, 402960), (730, 393024), (736, 389820), (876, 327520), (890, 322368), (920, 311856), (960, 298862), (1068, 268640), (1095, 262016), (1104, 259880), (1168, 245640), (1335, 214912), (1380, 207904), (1424, 201480), (1460, 196512), (1472, 194910), (1679, 170880), (1752, 163760), (1780, 161184), (1840, 155928), (1920, 149431), (2047, 140160), (2136, 134320), (2190, 131008), (2208, 129940), (2336, 122820), (2670, 107456), (2760, 103952), (2848, 100740), (2920, 98256), (2944, 97455), (3358, 85440), (3504, 81880), (3560, 80592), (3680, 77964), (4094, 70080), (4272, 67160), (4380, 65504), (4416, 64970), (4672, 61410), (5037, 56960), (5340, 53728), (5520, 51976), (5696, 50370), (5840, 49128), (6141, 46720), (6497, 44160), (6716, 42720), (7008, 40940), (7120, 40296), (7360, 38982), (8188, 35040), (8395, 34176), (8544, 33580), (8760, 32752), (8832, 32485), (9344, 30705), (10074, 28480), (10235, 28032), (10680, 26864), (11040, 25988), (11392, 25185), (11680, 24564), (12282, 23360), (12994, 22080), (13432, 21360), (14016, 20470), (14240, 20148), (14720, 19491), (16376, 17520), (16790, 17088)]