398008320

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 224

約数和(自身を含む): 1321125120

約数和(自身を除く): 923116800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 79, 80, 82, 96, 120, 123, 128, 158, 160, 164, 192, 205, 237, 240, 246, 256, 316, 320, 328, 384, 395, 410, 474, 480, 492, 512, 615, 632, 640, 656, 768, 790, 820, 948, 960, 984, 1024, 1185, 1230, 1264, 1280, 1312, 1536, 1580, 1640, 1896, 1920, 1968, 2048, 2370, 2460, 2528, 2560, 2624, 3072, 3160, 3239, 3280, 3792, 3840, 3936, 4096, 4740, 4920, 5056, 5120, 5248, 6144, 6320, 6478, 6560, 7584, 7680, 7872, 8192, 9480, 9717, 9840, 10112, 10240, 10496, 12288, 12640, 12956, 13120, 15168, 15360, 15744, 16195, 18960, 19434, 19680, 20224, 20480, 20992, 24576, 25280, 25912, 26240, 30336, 30720, 31488, 32390, 37920, 38868, 39360, 40448, 40960, 41984, 48585, 50560, 51824, 52480, 60672, 61440, 62976, 64780, 75840, 77736, 78720, 80896, 83968, 97170, 101120, 103648, 104960, 121344, 122880, 125952, 129560, 151680, 155472, 157440, 161792, 167936, 194340, 202240, 207296, 209920, 242688, 251904, 259120, 303360, 310944, 314880, 323584, 335872, 388680, 404480, 414592, 419840, 485376, 503808, 518240, 606720, 621888, 629760, 647168, 777360, 808960, 829184, 839680, 970752, 1007616, 1036480, 1213440, 1243776, 1259520, 1554720, 1617920, 1658368, 1679360, 1941504, 2072960, 2426880, 2487552, 2519040, 3109440, 3235840, 3316736, 4145920, 4853760, 4975104, 5038080, 6218880, 6633472, 8291840, 9707520, 9950208, 12437760, 13266944, 16583680, 19900416, 24875520, 26533888, 33167360, 39800832, 49751040, 66334720, 79601664, 99502080, 132669440, 199004160, 398008320]

約数ペア:

[(1, 398008320), (2, 199004160), (3, 132669440), (4, 99502080), (5, 79601664), (6, 66334720), (8, 49751040), (10, 39800832), (12, 33167360), (15, 26533888), (16, 24875520), (20, 19900416), (24, 16583680), (30, 13266944), (32, 12437760), (40, 9950208), (41, 9707520), (48, 8291840), (60, 6633472), (64, 6218880), (79, 5038080), (80, 4975104), (82, 4853760), (96, 4145920), (120, 3316736), (123, 3235840), (128, 3109440), (158, 2519040), (160, 2487552), (164, 2426880), (192, 2072960), (205, 1941504), (237, 1679360), (240, 1658368), (246, 1617920), (256, 1554720), (316, 1259520), (320, 1243776), (328, 1213440), (384, 1036480), (395, 1007616), (410, 970752), (474, 839680), (480, 829184), (492, 808960), (512, 777360), (615, 647168), (632, 629760), (640, 621888), (656, 606720), (768, 518240), (790, 503808), (820, 485376), (948, 419840), (960, 414592), (984, 404480), (1024, 388680), (1185, 335872), (1230, 323584), (1264, 314880), (1280, 310944), (1312, 303360), (1536, 259120), (1580, 251904), (1640, 242688), (1896, 209920), (1920, 207296), (1968, 202240), (2048, 194340), (2370, 167936), (2460, 161792), (2528, 157440), (2560, 155472), (2624, 151680), (3072, 129560), (3160, 125952), (3239, 122880), (3280, 121344), (3792, 104960), (3840, 103648), (3936, 101120), (4096, 97170), (4740, 83968), (4920, 80896), (5056, 78720), (5120, 77736), (5248, 75840), (6144, 64780), (6320, 62976), (6478, 61440), (6560, 60672), (7584, 52480), (7680, 51824), (7872, 50560), (8192, 48585), (9480, 41984), (9717, 40960), (9840, 40448), (10112, 39360), (10240, 38868), (10496, 37920), (12288, 32390), (12640, 31488), (12956, 30720), (13120, 30336), (15168, 26240), (15360, 25912), (15744, 25280), (16195, 24576), (18960, 20992), (19434, 20480), (19680, 20224)]