240777180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{27299}}^1$

素因数の和:27328

約数の個数: 108

約数和(自身を含む): 849630600

約数和(自身を除く): 608853420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 27299, 54598, 81897, 109196, 136495, 163794, 191093, 245691, 272990, 327588, 382186, 409485, 491382, 545980, 573279, 764372, 818970, 955465, 982764, 1146558, 1228455, 1337651, 1637940, 1719837, 1910930, 2293116, 2456910, 2675302, 2866395, 3439674, 3821860, 4012953, 4913820, 5350604, 5732790, 6688255, 6879348, 8025906, 8599185, 11465580, 12038859, 13376510, 16051812, 17198370, 20064765, 24077718, 26753020, 34396740, 40129530, 48155436, 60194295, 80259060, 120388590, 240777180]

約数ペア:

[(1, 240777180), (2, 120388590), (3, 80259060), (4, 60194295), (5, 48155436), (6, 40129530), (7, 34396740), (9, 26753020), (10, 24077718), (12, 20064765), (14, 17198370), (15, 16051812), (18, 13376510), (20, 12038859), (21, 11465580), (28, 8599185), (30, 8025906), (35, 6879348), (36, 6688255), (42, 5732790), (45, 5350604), (49, 4913820), (60, 4012953), (63, 3821860), (70, 3439674), (84, 2866395), (90, 2675302), (98, 2456910), (105, 2293116), (126, 1910930), (140, 1719837), (147, 1637940), (180, 1337651), (196, 1228455), (210, 1146558), (245, 982764), (252, 955465), (294, 818970), (315, 764372), (420, 573279), (441, 545980), (490, 491382), (588, 409485), (630, 382186), (735, 327588), (882, 272990), (980, 245691), (1260, 191093), (1470, 163794), (1764, 136495), (2205, 109196), (2940, 81897), (4410, 54598), (8820, 27299)]