1290851640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1$

素因数の和:1668

約数の個数: 320

約数和(自身を含む): 4921408800

約数和(自身を除く): 3630557160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 81, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 162, 171, 180, 190, 195, 216, 228, 234, 247, 260, 270, 285, 312, 324, 342, 351, 360, 380, 390, 405, 456, 468, 494, 513, 520, 540, 570, 585, 648, 684, 702, 741, 760, 780, 810, 855, 936, 988, 1026, 1053, 1080, 1140, 1170, 1235, 1368, 1404, 1482, 1539, 1560, 1613, 1620, 1710, 1755, 1976, 2052, 2106, 2223, 2280, 2340, 2470, 2565, 2808, 2964, 3078, 3226, 3240, 3420, 3510, 3705, 4104, 4212, 4446, 4680, 4839, 4940, 5130, 5265, 5928, 6156, 6452, 6669, 6840, 7020, 7410, 7695, 8065, 8424, 8892, 9678, 9880, 10260, 10530, 11115, 12312, 12904, 13338, 14040, 14517, 14820, 15390, 16130, 17784, 19356, 20007, 20520, 20969, 21060, 22230, 24195, 26676, 29034, 29640, 30647, 30780, 32260, 33345, 38712, 40014, 41938, 42120, 43551, 44460, 48390, 53352, 58068, 61294, 61560, 62907, 64520, 66690, 72585, 80028, 83876, 87102, 88920, 91941, 96780, 100035, 104845, 116136, 122588, 125814, 130653, 133380, 145170, 153235, 160056, 167752, 174204, 183882, 188721, 193560, 200070, 209690, 217755, 245176, 251628, 261306, 266760, 275823, 290340, 306470, 314535, 348408, 367764, 377442, 398411, 400140, 419380, 435510, 459705, 503256, 522612, 551646, 566163, 580680, 612940, 629070, 653265, 735528, 754884, 796822, 800280, 827469, 838760, 871020, 919410, 943605, 1045224, 1103292, 1132326, 1195233, 1225880, 1258140, 1306530, 1379115, 1509768, 1593644, 1654938, 1698489, 1742040, 1838820, 1887210, 1992055, 2206584, 2264652, 2390466, 2482407, 2516280, 2613060, 2758230, 2830815, 3187288, 3309876, 3396978, 3585699, 3677640, 3774420, 3984110, 4137345, 4529304, 4780932, 4964814, 5226120, 5516460, 5661630, 5976165, 6619752, 6793956, 7171398, 7548840, 7968220, 8274690, 8492445, 9561864, 9929628, 10757097, 11032920, 11323260, 11952330, 12412035, 13587912, 14342796, 15936440, 16549380, 16984890, 17928495, 19859256, 21514194, 22646520, 23904660, 24824070, 28685592, 32271291, 33098760, 33969780, 35856990, 43028388, 47809320, 49648140, 53785485, 64542582, 67939560, 71713980, 86056776, 99296280, 107570970, 129085164, 143427960, 161356455, 215141940, 258170328, 322712910, 430283880, 645425820, 1290851640]

約数ペア:

[(1, 1290851640), (2, 645425820), (3, 430283880), (4, 322712910), (5, 258170328), (6, 215141940), (8, 161356455), (9, 143427960), (10, 129085164), (12, 107570970), (13, 99296280), (15, 86056776), (18, 71713980), (19, 67939560), (20, 64542582), (24, 53785485), (26, 49648140), (27, 47809320), (30, 43028388), (36, 35856990), (38, 33969780), (39, 33098760), (40, 32271291), (45, 28685592), (52, 24824070), (54, 23904660), (57, 22646520), (60, 21514194), (65, 19859256), (72, 17928495), (76, 16984890), (78, 16549380), (81, 15936440), (90, 14342796), (95, 13587912), (104, 12412035), (108, 11952330), (114, 11323260), (117, 11032920), (120, 10757097), (130, 9929628), (135, 9561864), (152, 8492445), (156, 8274690), (162, 7968220), (171, 7548840), (180, 7171398), (190, 6793956), (195, 6619752), (216, 5976165), (228, 5661630), (234, 5516460), (247, 5226120), (260, 4964814), (270, 4780932), (285, 4529304), (312, 4137345), (324, 3984110), (342, 3774420), (351, 3677640), (360, 3585699), (380, 3396978), (390, 3309876), (405, 3187288), (456, 2830815), (468, 2758230), (494, 2613060), (513, 2516280), (520, 2482407), (540, 2390466), (570, 2264652), (585, 2206584), (648, 1992055), (684, 1887210), (702, 1838820), (741, 1742040), (760, 1698489), (780, 1654938), (810, 1593644), (855, 1509768), (936, 1379115), (988, 1306530), (1026, 1258140), (1053, 1225880), (1080, 1195233), (1140, 1132326), (1170, 1103292), (1235, 1045224), (1368, 943605), (1404, 919410), (1482, 871020), (1539, 838760), (1560, 827469), (1613, 800280), (1620, 796822), (1710, 754884), (1755, 735528), (1976, 653265), (2052, 629070), (2106, 612940), (2223, 580680), (2280, 566163), (2340, 551646), (2470, 522612), (2565, 503256), (2808, 459705), (2964, 435510), (3078, 419380), (3226, 400140), (3240, 398411), (3420, 377442), (3510, 367764), (3705, 348408), (4104, 314535), (4212, 306470), (4446, 290340), (4680, 275823), (4839, 266760), (4940, 261306), (5130, 251628), (5265, 245176), (5928, 217755), (6156, 209690), (6452, 200070), (6669, 193560), (6840, 188721), (7020, 183882), (7410, 174204), (7695, 167752), (8065, 160056), (8424, 153235), (8892, 145170), (9678, 133380), (9880, 130653), (10260, 125814), (10530, 122588), (11115, 116136), (12312, 104845), (12904, 100035), (13338, 96780), (14040, 91941), (14517, 88920), (14820, 87102), (15390, 83876), (16130, 80028), (17784, 72585), (19356, 66690), (20007, 64520), (20520, 62907), (20969, 61560), (21060, 61294), (22230, 58068), (24195, 53352), (26676, 48390), (29034, 44460), (29640, 43551), (30647, 42120), (30780, 41938), (32260, 40014), (33345, 38712)]