712740840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:424

約数の個数: 256

約数和(自身を含む): 2556887040

約数和(自身を除く): 1844146200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 101, 105, 120, 124, 140, 155, 168, 186, 202, 210, 217, 248, 271, 280, 303, 310, 372, 404, 420, 434, 465, 505, 542, 606, 620, 651, 707, 744, 808, 813, 840, 868, 930, 1010, 1084, 1085, 1212, 1240, 1302, 1355, 1414, 1515, 1626, 1736, 1860, 1897, 2020, 2121, 2168, 2170, 2424, 2604, 2710, 2828, 3030, 3131, 3252, 3255, 3535, 3720, 3794, 4040, 4065, 4242, 4340, 5208, 5420, 5656, 5691, 6060, 6262, 6504, 6510, 7070, 7588, 8130, 8401, 8484, 8680, 9393, 9485, 10605, 10840, 11382, 12120, 12524, 13020, 14140, 15176, 15655, 16260, 16802, 16968, 18786, 18970, 21210, 21917, 22764, 25048, 25203, 26040, 27371, 28280, 28455, 31310, 32520, 33604, 37572, 37940, 42005, 42420, 43834, 45528, 46965, 50406, 54742, 56910, 58807, 62620, 65751, 67208, 75144, 75880, 82113, 84010, 84840, 87668, 93930, 100812, 109484, 109585, 113820, 117614, 125240, 126015, 131502, 136855, 164226, 168020, 175336, 176421, 187860, 191597, 201624, 218968, 219170, 227640, 235228, 252030, 263004, 273710, 294035, 328452, 328755, 336040, 352842, 375720, 383194, 410565, 438340, 470456, 504060, 526008, 547420, 574791, 588070, 656904, 657510, 705684, 766388, 821130, 848501, 876680, 882105, 957985, 1008120, 1094840, 1149582, 1176140, 1315020, 1411368, 1532776, 1642260, 1697002, 1764210, 1915970, 2299164, 2352280, 2545503, 2630040, 2873955, 3284520, 3394004, 3528420, 3831940, 4242505, 4598328, 5091006, 5747910, 5939507, 6788008, 7056840, 7663880, 8485010, 10182012, 11495820, 11879014, 12727515, 16970020, 17818521, 20364024, 22991640, 23758028, 25455030, 29697535, 33940040, 35637042, 47516056, 50910060, 59395070, 71274084, 89092605, 101820120, 118790140, 142548168, 178185210, 237580280, 356370420, 712740840]

約数ペア:

[(1, 712740840), (2, 356370420), (3, 237580280), (4, 178185210), (5, 142548168), (6, 118790140), (7, 101820120), (8, 89092605), (10, 71274084), (12, 59395070), (14, 50910060), (15, 47516056), (20, 35637042), (21, 33940040), (24, 29697535), (28, 25455030), (30, 23758028), (31, 22991640), (35, 20364024), (40, 17818521), (42, 16970020), (56, 12727515), (60, 11879014), (62, 11495820), (70, 10182012), (84, 8485010), (93, 7663880), (101, 7056840), (105, 6788008), (120, 5939507), (124, 5747910), (140, 5091006), (155, 4598328), (168, 4242505), (186, 3831940), (202, 3528420), (210, 3394004), (217, 3284520), (248, 2873955), (271, 2630040), (280, 2545503), (303, 2352280), (310, 2299164), (372, 1915970), (404, 1764210), (420, 1697002), (434, 1642260), (465, 1532776), (505, 1411368), (542, 1315020), (606, 1176140), (620, 1149582), (651, 1094840), (707, 1008120), (744, 957985), (808, 882105), (813, 876680), (840, 848501), (868, 821130), (930, 766388), (1010, 705684), (1084, 657510), (1085, 656904), (1212, 588070), (1240, 574791), (1302, 547420), (1355, 526008), (1414, 504060), (1515, 470456), (1626, 438340), (1736, 410565), (1860, 383194), (1897, 375720), (2020, 352842), (2121, 336040), (2168, 328755), (2170, 328452), (2424, 294035), (2604, 273710), (2710, 263004), (2828, 252030), (3030, 235228), (3131, 227640), (3252, 219170), (3255, 218968), (3535, 201624), (3720, 191597), (3794, 187860), (4040, 176421), (4065, 175336), (4242, 168020), (4340, 164226), (5208, 136855), (5420, 131502), (5656, 126015), (5691, 125240), (6060, 117614), (6262, 113820), (6504, 109585), (6510, 109484), (7070, 100812), (7588, 93930), (8130, 87668), (8401, 84840), (8484, 84010), (8680, 82113), (9393, 75880), (9485, 75144), (10605, 67208), (10840, 65751), (11382, 62620), (12120, 58807), (12524, 56910), (13020, 54742), (14140, 50406), (15176, 46965), (15655, 45528), (16260, 43834), (16802, 42420), (16968, 42005), (18786, 37940), (18970, 37572), (21210, 33604), (21917, 32520), (22764, 31310), (25048, 28455), (25203, 28280), (26040, 27371)]