645708960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2029}}^1$

素因数の和:2080

約数の個数: 288

約数和(自身を含む): 2513805840

約数和(自身を除く): 1868096880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1326, 1360, 1440, 1530, 1560, 1632, 1768, 1872, 1989, 2029, 2040, 2080, 2210, 2340, 2448, 2652, 2720, 3060, 3120, 3315, 3536, 3744, 3978, 4058, 4080, 4420, 4680, 4896, 5304, 6087, 6120, 6240, 6630, 7072, 7956, 8116, 8160, 8840, 9360, 9945, 10145, 10608, 12174, 12240, 13260, 15912, 16232, 17680, 18261, 18720, 19890, 20290, 21216, 24348, 24480, 26377, 26520, 30435, 31824, 32464, 34493, 35360, 36522, 39780, 40580, 48696, 52754, 53040, 60870, 63648, 64928, 68986, 73044, 79131, 79560, 81160, 91305, 97392, 103479, 105508, 106080, 121740, 131885, 137972, 146088, 158262, 159120, 162320, 172465, 182610, 194784, 206958, 211016, 237393, 243480, 263770, 275944, 292176, 310437, 316524, 318240, 324640, 344930, 365220, 395655, 413916, 422032, 448409, 474786, 486960, 517395, 527540, 551888, 584352, 620874, 633048, 689860, 730440, 791310, 827832, 844064, 896818, 949572, 973920, 1034790, 1055080, 1103776, 1186965, 1241748, 1266096, 1345227, 1379720, 1460880, 1552185, 1582620, 1655664, 1793636, 1899144, 2069580, 2110160, 2242045, 2373930, 2483496, 2532192, 2690454, 2759440, 2921760, 3104370, 3165240, 3311328, 3587272, 3798288, 4035681, 4139160, 4220320, 4484090, 4747860, 4966992, 5380908, 5518880, 6208740, 6330480, 6726135, 7174544, 7596576, 8071362, 8278320, 8968180, 9495720, 9933984, 10761816, 12417480, 12660960, 13452270, 14349088, 16142724, 16556640, 17936360, 18991440, 20178405, 21523632, 24834960, 26904540, 32285448, 35872720, 37982880, 40356810, 43047264, 49669920, 53809080, 64570896, 71745440, 80713620, 107618160, 129141792, 161427240, 215236320, 322854480, 645708960]

約数ペア:

[(1, 645708960), (2, 322854480), (3, 215236320), (4, 161427240), (5, 129141792), (6, 107618160), (8, 80713620), (9, 71745440), (10, 64570896), (12, 53809080), (13, 49669920), (15, 43047264), (16, 40356810), (17, 37982880), (18, 35872720), (20, 32285448), (24, 26904540), (26, 24834960), (30, 21523632), (32, 20178405), (34, 18991440), (36, 17936360), (39, 16556640), (40, 16142724), (45, 14349088), (48, 13452270), (51, 12660960), (52, 12417480), (60, 10761816), (65, 9933984), (68, 9495720), (72, 8968180), (78, 8278320), (80, 8071362), (85, 7596576), (90, 7174544), (96, 6726135), (102, 6330480), (104, 6208740), (117, 5518880), (120, 5380908), (130, 4966992), (136, 4747860), (144, 4484090), (153, 4220320), (156, 4139160), (160, 4035681), (170, 3798288), (180, 3587272), (195, 3311328), (204, 3165240), (208, 3104370), (221, 2921760), (234, 2759440), (240, 2690454), (255, 2532192), (260, 2483496), (272, 2373930), (288, 2242045), (306, 2110160), (312, 2069580), (340, 1899144), (360, 1793636), (390, 1655664), (408, 1582620), (416, 1552185), (442, 1460880), (468, 1379720), (480, 1345227), (510, 1266096), (520, 1241748), (544, 1186965), (585, 1103776), (612, 1055080), (624, 1034790), (663, 973920), (680, 949572), (720, 896818), (765, 844064), (780, 827832), (816, 791310), (884, 730440), (936, 689860), (1020, 633048), (1040, 620874), (1105, 584352), (1170, 551888), (1224, 527540), (1248, 517395), (1326, 486960), (1360, 474786), (1440, 448409), (1530, 422032), (1560, 413916), (1632, 395655), (1768, 365220), (1872, 344930), (1989, 324640), (2029, 318240), (2040, 316524), (2080, 310437), (2210, 292176), (2340, 275944), (2448, 263770), (2652, 243480), (2720, 237393), (3060, 211016), (3120, 206958), (3315, 194784), (3536, 182610), (3744, 172465), (3978, 162320), (4058, 159120), (4080, 158262), (4420, 146088), (4680, 137972), (4896, 131885), (5304, 121740), (6087, 106080), (6120, 105508), (6240, 103479), (6630, 97392), (7072, 91305), (7956, 81160), (8116, 79560), (8160, 79131), (8840, 73044), (9360, 68986), (9945, 64928), (10145, 63648), (10608, 60870), (12174, 53040), (12240, 52754), (13260, 48696), (15912, 40580), (16232, 39780), (17680, 36522), (18261, 35360), (18720, 34493), (19890, 32464), (20290, 31824), (21216, 30435), (24348, 26520), (24480, 26377)]