77409180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 246486240

約数和(自身を除く): 169077060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 59, 60, 74, 90, 111, 118, 148, 177, 180, 185, 197, 222, 236, 295, 333, 354, 370, 394, 444, 531, 555, 590, 591, 666, 708, 740, 788, 885, 985, 1062, 1110, 1180, 1182, 1332, 1665, 1770, 1773, 1970, 2124, 2183, 2220, 2364, 2655, 2955, 3330, 3540, 3546, 3940, 4366, 5310, 5910, 6549, 6660, 7092, 7289, 8732, 8865, 10620, 10915, 11623, 11820, 13098, 14578, 17730, 19647, 21830, 21867, 23246, 26196, 29156, 32745, 34869, 35460, 36445, 39294, 43660, 43734, 46492, 58115, 65490, 65601, 69738, 72890, 78588, 87468, 98235, 104607, 109335, 116230, 130980, 131202, 139476, 145780, 174345, 196470, 209214, 218670, 232460, 262404, 328005, 348690, 392940, 418428, 430051, 437340, 523035, 656010, 697380, 860102, 1046070, 1290153, 1312020, 1720204, 2092140, 2150255, 2580306, 3870459, 4300510, 5160612, 6450765, 7740918, 8601020, 12901530, 15481836, 19352295, 25803060, 38704590, 77409180]

約数ペア:

[(1, 77409180), (2, 38704590), (3, 25803060), (4, 19352295), (5, 15481836), (6, 12901530), (9, 8601020), (10, 7740918), (12, 6450765), (15, 5160612), (18, 4300510), (20, 3870459), (30, 2580306), (36, 2150255), (37, 2092140), (45, 1720204), (59, 1312020), (60, 1290153), (74, 1046070), (90, 860102), (111, 697380), (118, 656010), (148, 523035), (177, 437340), (180, 430051), (185, 418428), (197, 392940), (222, 348690), (236, 328005), (295, 262404), (333, 232460), (354, 218670), (370, 209214), (394, 196470), (444, 174345), (531, 145780), (555, 139476), (590, 131202), (591, 130980), (666, 116230), (708, 109335), (740, 104607), (788, 98235), (885, 87468), (985, 78588), (1062, 72890), (1110, 69738), (1180, 65601), (1182, 65490), (1332, 58115), (1665, 46492), (1770, 43734), (1773, 43660), (1970, 39294), (2124, 36445), (2183, 35460), (2220, 34869), (2364, 32745), (2655, 29156), (2955, 26196), (3330, 23246), (3540, 21867), (3546, 21830), (3940, 19647), (4366, 17730), (5310, 14578), (5910, 13098), (6549, 11820), (6660, 11623), (7092, 10915), (7289, 10620), (8732, 8865)]