401431680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1787}}^1$

素因数の和:1828

約数の個数: 256

約数和(自身を含む): 1531958400

約数和(自身を除く): 1130526720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1787, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3574, 3744, 4160, 4320, 4680, 4992, 5361, 5616, 5760, 6240, 7020, 7148, 7488, 8320, 8640, 8935, 9360, 10722, 11232, 12480, 14040, 14296, 14976, 16083, 17280, 17870, 18720, 21444, 22464, 23231, 24960, 26805, 28080, 28592, 32166, 35740, 37440, 42888, 44928, 46462, 48249, 53610, 56160, 57184, 64332, 69693, 71480, 74880, 80415, 85776, 92924, 96498, 107220, 112320, 114368, 116155, 128664, 139386, 142960, 160830, 171552, 185848, 192996, 209079, 214440, 224640, 228736, 232310, 241245, 257328, 278772, 285920, 321660, 343104, 348465, 371696, 385992, 418158, 428880, 464620, 482490, 514656, 557544, 571840, 627237, 643320, 686208, 696930, 743392, 771984, 836316, 857760, 929240, 964980, 1029312, 1045395, 1115088, 1143680, 1254474, 1286640, 1393860, 1486784, 1543968, 1672632, 1715520, 1858480, 1929960, 2058624, 2090790, 2230176, 2508948, 2573280, 2787720, 2973568, 3087936, 3136185, 3345264, 3431040, 3716960, 3859920, 4181580, 4460352, 5017896, 5146560, 5575440, 6175872, 6272370, 6690528, 7433920, 7719840, 8363160, 8920704, 10035792, 10293120, 11150880, 12544740, 13381056, 14867840, 15439680, 16726320, 20071584, 22301760, 25089480, 26762112, 30879360, 33452640, 40143168, 44603520, 50178960, 66905280, 80286336, 100357920, 133810560, 200715840, 401431680]

約数ペア:

[(1, 401431680), (2, 200715840), (3, 133810560), (4, 100357920), (5, 80286336), (6, 66905280), (8, 50178960), (9, 44603520), (10, 40143168), (12, 33452640), (13, 30879360), (15, 26762112), (16, 25089480), (18, 22301760), (20, 20071584), (24, 16726320), (26, 15439680), (27, 14867840), (30, 13381056), (32, 12544740), (36, 11150880), (39, 10293120), (40, 10035792), (45, 8920704), (48, 8363160), (52, 7719840), (54, 7433920), (60, 6690528), (64, 6272370), (65, 6175872), (72, 5575440), (78, 5146560), (80, 5017896), (90, 4460352), (96, 4181580), (104, 3859920), (108, 3716960), (117, 3431040), (120, 3345264), (128, 3136185), (130, 3087936), (135, 2973568), (144, 2787720), (156, 2573280), (160, 2508948), (180, 2230176), (192, 2090790), (195, 2058624), (208, 1929960), (216, 1858480), (234, 1715520), (240, 1672632), (260, 1543968), (270, 1486784), (288, 1393860), (312, 1286640), (320, 1254474), (351, 1143680), (360, 1115088), (384, 1045395), (390, 1029312), (416, 964980), (432, 929240), (468, 857760), (480, 836316), (520, 771984), (540, 743392), (576, 696930), (585, 686208), (624, 643320), (640, 627237), (702, 571840), (720, 557544), (780, 514656), (832, 482490), (864, 464620), (936, 428880), (960, 418158), (1040, 385992), (1080, 371696), (1152, 348465), (1170, 343104), (1248, 321660), (1404, 285920), (1440, 278772), (1560, 257328), (1664, 241245), (1728, 232310), (1755, 228736), (1787, 224640), (1872, 214440), (1920, 209079), (2080, 192996), (2160, 185848), (2340, 171552), (2496, 160830), (2808, 142960), (2880, 139386), (3120, 128664), (3456, 116155), (3510, 114368), (3574, 112320), (3744, 107220), (4160, 96498), (4320, 92924), (4680, 85776), (4992, 80415), (5361, 74880), (5616, 71480), (5760, 69693), (6240, 64332), (7020, 57184), (7148, 56160), (7488, 53610), (8320, 48249), (8640, 46462), (8935, 44928), (9360, 42888), (10722, 37440), (11232, 35740), (12480, 32166), (14040, 28592), (14296, 28080), (14976, 26805), (16083, 24960), (17280, 23231), (17870, 22464), (18720, 21444)]