1215037440

素因数分解:

$2^{18}\times 3^2\times 5^1\times {\mathrm{103}}^1$

素因数の和:150

約数の個数: 228

約数和(自身を含む): 4253016144

約数和(自身を除く): 3037978704

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, 64, 72, 80, 90, 96, 103, 120, 128, 144, 160, 180, 192, 206, 240, 256, 288, 309, 320, 360, 384, 412, 480, 512, 515, 576, 618, 640, 720, 768, 824, 927, 960, 1024, 1030, 1152, 1236, 1280, 1440, 1536, 1545, 1648, 1854, 1920, 2048, 2060, 2304, 2472, 2560, 2880, 3072, 3090, 3296, 3708, 3840, 4096, 4120, 4608, 4635, 4944, 5120, 5760, 6144, 6180, 6592, 7416, 7680, 8192, 8240, 9216, 9270, 9888, 10240, 11520, 12288, 12360, 13184, 14832, 15360, 16384, 16480, 18432, 18540, 19776, 20480, 23040, 24576, 24720, 26368, 29664, 30720, 32768, 32960, 36864, 37080, 39552, 40960, 46080, 49152, 49440, 52736, 59328, 61440, 65536, 65920, 73728, 74160, 79104, 81920, 92160, 98304, 98880, 105472, 118656, 122880, 131072, 131840, 147456, 148320, 158208, 163840, 184320, 196608, 197760, 210944, 237312, 245760, 262144, 263680, 294912, 296640, 316416, 327680, 368640, 393216, 395520, 421888, 474624, 491520, 527360, 589824, 593280, 632832, 655360, 737280, 786432, 791040, 843776, 949248, 983040, 1054720, 1179648, 1186560, 1265664, 1310720, 1474560, 1582080, 1687552, 1898496, 1966080, 2109440, 2359296, 2373120, 2531328, 2949120, 3164160, 3375104, 3796992, 3932160, 4218880, 4746240, 5062656, 5898240, 6328320, 6750208, 7593984, 8437760, 9492480, 10125312, 11796480, 12656640, 13500416, 15187968, 16875520, 18984960, 20250624, 25313280, 27000832, 30375936, 33751040, 37969920, 40501248, 50626560, 60751872, 67502080, 75939840, 81002496, 101253120, 121503744, 135004160, 151879680, 202506240, 243007488, 303759360, 405012480, 607518720, 1215037440]

約数ペア:

[(1, 1215037440), (2, 607518720), (3, 405012480), (4, 303759360), (5, 243007488), (6, 202506240), (8, 151879680), (9, 135004160), (10, 121503744), (12, 101253120), (15, 81002496), (16, 75939840), (18, 67502080), (20, 60751872), (24, 50626560), (30, 40501248), (32, 37969920), (36, 33751040), (40, 30375936), (45, 27000832), (48, 25313280), (60, 20250624), (64, 18984960), (72, 16875520), (80, 15187968), (90, 13500416), (96, 12656640), (103, 11796480), (120, 10125312), (128, 9492480), (144, 8437760), (160, 7593984), (180, 6750208), (192, 6328320), (206, 5898240), (240, 5062656), (256, 4746240), (288, 4218880), (309, 3932160), (320, 3796992), (360, 3375104), (384, 3164160), (412, 2949120), (480, 2531328), (512, 2373120), (515, 2359296), (576, 2109440), (618, 1966080), (640, 1898496), (720, 1687552), (768, 1582080), (824, 1474560), (927, 1310720), (960, 1265664), (1024, 1186560), (1030, 1179648), (1152, 1054720), (1236, 983040), (1280, 949248), (1440, 843776), (1536, 791040), (1545, 786432), (1648, 737280), (1854, 655360), (1920, 632832), (2048, 593280), (2060, 589824), (2304, 527360), (2472, 491520), (2560, 474624), (2880, 421888), (3072, 395520), (3090, 393216), (3296, 368640), (3708, 327680), (3840, 316416), (4096, 296640), (4120, 294912), (4608, 263680), (4635, 262144), (4944, 245760), (5120, 237312), (5760, 210944), (6144, 197760), (6180, 196608), (6592, 184320), (7416, 163840), (7680, 158208), (8192, 148320), (8240, 147456), (9216, 131840), (9270, 131072), (9888, 122880), (10240, 118656), (11520, 105472), (12288, 98880), (12360, 98304), (13184, 92160), (14832, 81920), (15360, 79104), (16384, 74160), (16480, 73728), (18432, 65920), (18540, 65536), (19776, 61440), (20480, 59328), (23040, 52736), (24576, 49440), (24720, 49152), (26368, 46080), (29664, 40960), (30720, 39552), (32768, 37080), (32960, 36864)]