277398720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1579}}^1$

素因数の和:1663

約数の個数: 168

約数和(自身を含む): 970391760

約数和(自身を除く): 692993040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 192, 240, 244, 288, 305, 320, 360, 366, 480, 488, 549, 576, 610, 720, 732, 915, 960, 976, 1098, 1220, 1440, 1464, 1579, 1830, 1952, 2196, 2440, 2745, 2880, 2928, 3158, 3660, 3904, 4392, 4737, 4880, 5490, 5856, 6316, 7320, 7895, 8784, 9474, 9760, 10980, 11712, 12632, 14211, 14640, 15790, 17568, 18948, 19520, 21960, 23685, 25264, 28422, 29280, 31580, 35136, 37896, 43920, 47370, 50528, 56844, 58560, 63160, 71055, 75792, 87840, 94740, 96319, 101056, 113688, 126320, 142110, 151584, 175680, 189480, 192638, 227376, 252640, 284220, 288957, 303168, 378960, 385276, 454752, 481595, 505280, 568440, 577914, 757920, 770552, 866871, 909504, 963190, 1136880, 1155828, 1444785, 1515840, 1541104, 1733742, 1926380, 2273760, 2311656, 2889570, 3082208, 3467484, 3852760, 4334355, 4547520, 4623312, 5779140, 6164416, 6934968, 7705520, 8668710, 9246624, 11558280, 13869936, 15411040, 17337420, 18493248, 23116560, 27739872, 30822080, 34674840, 46233120, 55479744, 69349680, 92466240, 138699360, 277398720]

約数ペア:

[(1, 277398720), (2, 138699360), (3, 92466240), (4, 69349680), (5, 55479744), (6, 46233120), (8, 34674840), (9, 30822080), (10, 27739872), (12, 23116560), (15, 18493248), (16, 17337420), (18, 15411040), (20, 13869936), (24, 11558280), (30, 9246624), (32, 8668710), (36, 7705520), (40, 6934968), (45, 6164416), (48, 5779140), (60, 4623312), (61, 4547520), (64, 4334355), (72, 3852760), (80, 3467484), (90, 3082208), (96, 2889570), (120, 2311656), (122, 2273760), (144, 1926380), (160, 1733742), (180, 1541104), (183, 1515840), (192, 1444785), (240, 1155828), (244, 1136880), (288, 963190), (305, 909504), (320, 866871), (360, 770552), (366, 757920), (480, 577914), (488, 568440), (549, 505280), (576, 481595), (610, 454752), (720, 385276), (732, 378960), (915, 303168), (960, 288957), (976, 284220), (1098, 252640), (1220, 227376), (1440, 192638), (1464, 189480), (1579, 175680), (1830, 151584), (1952, 142110), (2196, 126320), (2440, 113688), (2745, 101056), (2880, 96319), (2928, 94740), (3158, 87840), (3660, 75792), (3904, 71055), (4392, 63160), (4737, 58560), (4880, 56844), (5490, 50528), (5856, 47370), (6316, 43920), (7320, 37896), (7895, 35136), (8784, 31580), (9474, 29280), (9760, 28422), (10980, 25264), (11712, 23685), (12632, 21960), (14211, 19520), (14640, 18948), (15790, 17568)]