257928480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 288

約数和(自身を含む): 932166144

約数和(自身を除く): 674237664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 47, 48, 60, 72, 74, 80, 90, 94, 96, 103, 111, 120, 141, 144, 148, 160, 180, 185, 188, 206, 222, 235, 240, 282, 288, 296, 309, 333, 360, 370, 376, 412, 423, 444, 470, 480, 515, 555, 564, 592, 618, 666, 705, 720, 740, 752, 824, 846, 888, 927, 940, 1030, 1110, 1128, 1184, 1236, 1332, 1410, 1440, 1480, 1504, 1545, 1648, 1665, 1692, 1739, 1776, 1854, 1880, 2060, 2115, 2220, 2256, 2472, 2664, 2820, 2960, 3090, 3296, 3330, 3384, 3478, 3552, 3708, 3760, 3811, 4120, 4230, 4440, 4512, 4635, 4841, 4944, 5217, 5328, 5640, 5920, 6180, 6660, 6768, 6956, 7416, 7520, 7622, 8240, 8460, 8695, 8880, 9270, 9682, 9888, 10434, 10656, 11280, 11433, 12360, 13320, 13536, 13912, 14523, 14832, 15244, 15651, 16480, 16920, 17390, 17760, 18540, 19055, 19364, 20868, 22560, 22866, 24205, 24720, 26085, 26640, 27824, 29046, 29664, 30488, 31302, 33840, 34299, 34780, 37080, 38110, 38728, 41736, 43569, 45732, 48410, 49440, 52170, 53280, 55648, 57165, 58092, 60976, 62604, 67680, 68598, 69560, 72615, 74160, 76220, 77456, 78255, 83472, 87138, 91464, 96820, 104340, 114330, 116184, 121952, 125208, 137196, 139120, 145230, 148320, 152440, 154912, 156510, 166944, 171495, 174276, 179117, 182928, 193640, 208680, 217845, 228660, 232368, 250416, 274392, 278240, 290460, 304880, 313020, 342990, 348552, 358234, 365856, 387280, 417360, 435690, 457320, 464736, 500832, 537351, 548784, 580920, 609760, 626040, 685980, 697104, 716468, 774560, 834720, 871380, 895585, 914640, 1074702, 1097568, 1161840, 1252080, 1371960, 1394208, 1432936, 1612053, 1742760, 1791170, 1829280, 2149404, 2323680, 2504160, 2686755, 2743920, 2865872, 3224106, 3485520, 3582340, 4298808, 5373510, 5487840, 5731744, 6448212, 6971040, 7164680, 8060265, 8597616, 10747020, 12896424, 14329360, 16120530, 17195232, 21494040, 25792848, 28658720, 32241060, 42988080, 51585696, 64482120, 85976160, 128964240, 257928480]

約数ペア:

[(1, 257928480), (2, 128964240), (3, 85976160), (4, 64482120), (5, 51585696), (6, 42988080), (8, 32241060), (9, 28658720), (10, 25792848), (12, 21494040), (15, 17195232), (16, 16120530), (18, 14329360), (20, 12896424), (24, 10747020), (30, 8597616), (32, 8060265), (36, 7164680), (37, 6971040), (40, 6448212), (45, 5731744), (47, 5487840), (48, 5373510), (60, 4298808), (72, 3582340), (74, 3485520), (80, 3224106), (90, 2865872), (94, 2743920), (96, 2686755), (103, 2504160), (111, 2323680), (120, 2149404), (141, 1829280), (144, 1791170), (148, 1742760), (160, 1612053), (180, 1432936), (185, 1394208), (188, 1371960), (206, 1252080), (222, 1161840), (235, 1097568), (240, 1074702), (282, 914640), (288, 895585), (296, 871380), (309, 834720), (333, 774560), (360, 716468), (370, 697104), (376, 685980), (412, 626040), (423, 609760), (444, 580920), (470, 548784), (480, 537351), (515, 500832), (555, 464736), (564, 457320), (592, 435690), (618, 417360), (666, 387280), (705, 365856), (720, 358234), (740, 348552), (752, 342990), (824, 313020), (846, 304880), (888, 290460), (927, 278240), (940, 274392), (1030, 250416), (1110, 232368), (1128, 228660), (1184, 217845), (1236, 208680), (1332, 193640), (1410, 182928), (1440, 179117), (1480, 174276), (1504, 171495), (1545, 166944), (1648, 156510), (1665, 154912), (1692, 152440), (1739, 148320), (1776, 145230), (1854, 139120), (1880, 137196), (2060, 125208), (2115, 121952), (2220, 116184), (2256, 114330), (2472, 104340), (2664, 96820), (2820, 91464), (2960, 87138), (3090, 83472), (3296, 78255), (3330, 77456), (3384, 76220), (3478, 74160), (3552, 72615), (3708, 69560), (3760, 68598), (3811, 67680), (4120, 62604), (4230, 60976), (4440, 58092), (4512, 57165), (4635, 55648), (4841, 53280), (4944, 52170), (5217, 49440), (5328, 48410), (5640, 45732), (5920, 43569), (6180, 41736), (6660, 38728), (6768, 38110), (6956, 37080), (7416, 34780), (7520, 34299), (7622, 33840), (8240, 31302), (8460, 30488), (8695, 29664), (8880, 29046), (9270, 27824), (9682, 26640), (9888, 26085), (10434, 24720), (10656, 24205), (11280, 22866), (11433, 22560), (12360, 20868), (13320, 19364), (13536, 19055), (13912, 18540), (14523, 17760), (14832, 17390), (15244, 16920), (15651, 16480)]