398481120

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:344

約数の個数: 288

約数和(自身を含む): 1453521888

約数和(自身を除く): 1055040768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 96, 108, 111, 120, 135, 144, 148, 160, 162, 180, 185, 216, 222, 240, 243, 270, 277, 288, 296, 324, 333, 360, 370, 405, 432, 444, 480, 486, 540, 554, 555, 592, 648, 666, 720, 740, 810, 831, 864, 888, 972, 999, 1080, 1108, 1110, 1184, 1215, 1296, 1332, 1385, 1440, 1480, 1620, 1662, 1665, 1776, 1944, 1998, 2160, 2216, 2220, 2430, 2493, 2592, 2664, 2770, 2960, 2997, 3240, 3324, 3330, 3552, 3888, 3996, 4155, 4320, 4432, 4440, 4860, 4986, 4995, 5328, 5540, 5920, 5994, 6480, 6648, 6660, 7479, 7776, 7992, 8310, 8864, 8880, 8991, 9720, 9972, 9990, 10249, 10656, 11080, 11988, 12465, 12960, 13296, 13320, 14958, 14985, 15984, 16620, 17760, 17982, 19440, 19944, 19980, 20498, 22160, 22437, 23976, 24930, 26592, 26640, 29916, 29970, 30747, 31968, 33240, 35964, 37395, 38880, 39888, 39960, 40996, 44320, 44874, 44955, 47952, 49860, 51245, 53280, 59832, 59940, 61494, 66480, 67311, 71928, 74790, 79776, 79920, 81992, 89748, 89910, 92241, 95904, 99720, 102490, 112185, 119664, 119880, 122988, 132960, 134622, 143856, 149580, 153735, 159840, 163984, 179496, 179820, 184482, 199440, 204980, 224370, 239328, 239760, 245976, 269244, 276723, 287712, 299160, 307470, 327968, 336555, 358992, 359640, 368964, 398880, 409960, 448740, 461205, 479520, 491952, 538488, 553446, 598320, 614940, 673110, 717984, 719280, 737928, 819920, 830169, 897480, 922410, 983904, 1076976, 1106892, 1196640, 1229880, 1346220, 1383615, 1438560, 1475856, 1639840, 1660338, 1794960, 1844820, 2153952, 2213784, 2459760, 2490507, 2692440, 2767230, 2951712, 3320676, 3589920, 3689640, 4150845, 4427568, 4919520, 4981014, 5384880, 5534460, 6641352, 7379280, 8301690, 8855136, 9962028, 10769760, 11068920, 12452535, 13282704, 14758560, 16603380, 19924056, 22137840, 24905070, 26565408, 33206760, 39848112, 44275680, 49810140, 66413520, 79696224, 99620280, 132827040, 199240560, 398481120]

約数ペア:

[(1, 398481120), (2, 199240560), (3, 132827040), (4, 99620280), (5, 79696224), (6, 66413520), (8, 49810140), (9, 44275680), (10, 39848112), (12, 33206760), (15, 26565408), (16, 24905070), (18, 22137840), (20, 19924056), (24, 16603380), (27, 14758560), (30, 13282704), (32, 12452535), (36, 11068920), (37, 10769760), (40, 9962028), (45, 8855136), (48, 8301690), (54, 7379280), (60, 6641352), (72, 5534460), (74, 5384880), (80, 4981014), (81, 4919520), (90, 4427568), (96, 4150845), (108, 3689640), (111, 3589920), (120, 3320676), (135, 2951712), (144, 2767230), (148, 2692440), (160, 2490507), (162, 2459760), (180, 2213784), (185, 2153952), (216, 1844820), (222, 1794960), (240, 1660338), (243, 1639840), (270, 1475856), (277, 1438560), (288, 1383615), (296, 1346220), (324, 1229880), (333, 1196640), (360, 1106892), (370, 1076976), (405, 983904), (432, 922410), (444, 897480), (480, 830169), (486, 819920), (540, 737928), (554, 719280), (555, 717984), (592, 673110), (648, 614940), (666, 598320), (720, 553446), (740, 538488), (810, 491952), (831, 479520), (864, 461205), (888, 448740), (972, 409960), (999, 398880), (1080, 368964), (1108, 359640), (1110, 358992), (1184, 336555), (1215, 327968), (1296, 307470), (1332, 299160), (1385, 287712), (1440, 276723), (1480, 269244), (1620, 245976), (1662, 239760), (1665, 239328), (1776, 224370), (1944, 204980), (1998, 199440), (2160, 184482), (2216, 179820), (2220, 179496), (2430, 163984), (2493, 159840), (2592, 153735), (2664, 149580), (2770, 143856), (2960, 134622), (2997, 132960), (3240, 122988), (3324, 119880), (3330, 119664), (3552, 112185), (3888, 102490), (3996, 99720), (4155, 95904), (4320, 92241), (4432, 89910), (4440, 89748), (4860, 81992), (4986, 79920), (4995, 79776), (5328, 74790), (5540, 71928), (5920, 67311), (5994, 66480), (6480, 61494), (6648, 59940), (6660, 59832), (7479, 53280), (7776, 51245), (7992, 49860), (8310, 47952), (8864, 44955), (8880, 44874), (8991, 44320), (9720, 40996), (9972, 39960), (9990, 39888), (10249, 38880), (10656, 37395), (11080, 35964), (11988, 33240), (12465, 31968), (12960, 30747), (13296, 29970), (13320, 29916), (14958, 26640), (14985, 26592), (15984, 24930), (16620, 23976), (17760, 22437), (17982, 22160), (19440, 20498), (19944, 19980)]