645425820

素因数分解:

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

素因数の和:1666

約数の個数: 240

約数和(自身を含む): 2296657440

約数和(自身を除く): 1651231620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 324, 342, 351, 380, 390, 405, 468, 494, 513, 540, 570, 585, 684, 702, 741, 780, 810, 855, 988, 1026, 1053, 1140, 1170, 1235, 1404, 1482, 1539, 1613, 1620, 1710, 1755, 2052, 2106, 2223, 2340, 2470, 2565, 2964, 3078, 3226, 3420, 3510, 3705, 4212, 4446, 4839, 4940, 5130, 5265, 6156, 6452, 6669, 7020, 7410, 7695, 8065, 8892, 9678, 10260, 10530, 11115, 13338, 14517, 14820, 15390, 16130, 19356, 20007, 20969, 21060, 22230, 24195, 26676, 29034, 30647, 30780, 32260, 33345, 40014, 41938, 43551, 44460, 48390, 58068, 61294, 62907, 66690, 72585, 80028, 83876, 87102, 91941, 96780, 100035, 104845, 122588, 125814, 130653, 133380, 145170, 153235, 174204, 183882, 188721, 200070, 209690, 217755, 251628, 261306, 275823, 290340, 306470, 314535, 367764, 377442, 398411, 400140, 419380, 435510, 459705, 522612, 551646, 566163, 612940, 629070, 653265, 754884, 796822, 827469, 871020, 919410, 943605, 1103292, 1132326, 1195233, 1258140, 1306530, 1379115, 1593644, 1654938, 1698489, 1838820, 1887210, 1992055, 2264652, 2390466, 2482407, 2613060, 2758230, 2830815, 3309876, 3396978, 3585699, 3774420, 3984110, 4137345, 4780932, 4964814, 5516460, 5661630, 5976165, 6793956, 7171398, 7968220, 8274690, 8492445, 9929628, 10757097, 11323260, 11952330, 12412035, 14342796, 16549380, 16984890, 17928495, 21514194, 23904660, 24824070, 32271291, 33969780, 35856990, 43028388, 49648140, 53785485, 64542582, 71713980, 107570970, 129085164, 161356455, 215141940, 322712910, 645425820]

約数ペア:

[(1, 645425820), (2, 322712910), (3, 215141940), (4, 161356455), (5, 129085164), (6, 107570970), (9, 71713980), (10, 64542582), (12, 53785485), (13, 49648140), (15, 43028388), (18, 35856990), (19, 33969780), (20, 32271291), (26, 24824070), (27, 23904660), (30, 21514194), (36, 17928495), (38, 16984890), (39, 16549380), (45, 14342796), (52, 12412035), (54, 11952330), (57, 11323260), (60, 10757097), (65, 9929628), (76, 8492445), (78, 8274690), (81, 7968220), (90, 7171398), (95, 6793956), (108, 5976165), (114, 5661630), (117, 5516460), (130, 4964814), (135, 4780932), (156, 4137345), (162, 3984110), (171, 3774420), (180, 3585699), (190, 3396978), (195, 3309876), (228, 2830815), (234, 2758230), (247, 2613060), (260, 2482407), (270, 2390466), (285, 2264652), (324, 1992055), (342, 1887210), (351, 1838820), (380, 1698489), (390, 1654938), (405, 1593644), (468, 1379115), (494, 1306530), (513, 1258140), (540, 1195233), (570, 1132326), (585, 1103292), (684, 943605), (702, 919410), (741, 871020), (780, 827469), (810, 796822), (855, 754884), (988, 653265), (1026, 629070), (1053, 612940), (1140, 566163), (1170, 551646), (1235, 522612), (1404, 459705), (1482, 435510), (1539, 419380), (1613, 400140), (1620, 398411), (1710, 377442), (1755, 367764), (2052, 314535), (2106, 306470), (2223, 290340), (2340, 275823), (2470, 261306), (2565, 251628), (2964, 217755), (3078, 209690), (3226, 200070), (3420, 188721), (3510, 183882), (3705, 174204), (4212, 153235), (4446, 145170), (4839, 133380), (4940, 130653), (5130, 125814), (5265, 122588), (6156, 104845), (6452, 100035), (6669, 96780), (7020, 91941), (7410, 87102), (7695, 83876), (8065, 80028), (8892, 72585), (9678, 66690), (10260, 62907), (10530, 61294), (11115, 58068), (13338, 48390), (14517, 44460), (14820, 43551), (15390, 41938), (16130, 40014), (19356, 33345), (20007, 32260), (20969, 30780), (21060, 30647), (22230, 29034), (24195, 26676)]