221113620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13499}}^1$

素因数の和:13534

約数の個数: 144

約数和(自身を含む): 825552000

約数和(自身を除く): 604438380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 13499, 16380, 26998, 40497, 53996, 67495, 80994, 94493, 121491, 134990, 161988, 175487, 188986, 202485, 242982, 269980, 283479, 350974, 377972, 404970, 472465, 485964, 526461, 566958, 607455, 701948, 809940, 850437, 877435, 944930, 1052922, 1133916, 1214910, 1228409, 1417395, 1579383, 1700874, 1754870, 1889860, 2105844, 2429820, 2456818, 2632305, 2834790, 3158766, 3401748, 3509740, 3685227, 4252185, 4913636, 5264610, 5669580, 6142045, 6317532, 7370454, 7896915, 8504370, 10529220, 11055681, 12284090, 14740908, 15793830, 17008740, 18426135, 22111362, 24568180, 31587660, 36852270, 44222724, 55278405, 73704540, 110556810, 221113620]

約数ペア:

[(1, 221113620), (2, 110556810), (3, 73704540), (4, 55278405), (5, 44222724), (6, 36852270), (7, 31587660), (9, 24568180), (10, 22111362), (12, 18426135), (13, 17008740), (14, 15793830), (15, 14740908), (18, 12284090), (20, 11055681), (21, 10529220), (26, 8504370), (28, 7896915), (30, 7370454), (35, 6317532), (36, 6142045), (39, 5669580), (42, 5264610), (45, 4913636), (52, 4252185), (60, 3685227), (63, 3509740), (65, 3401748), (70, 3158766), (78, 2834790), (84, 2632305), (90, 2456818), (91, 2429820), (105, 2105844), (117, 1889860), (126, 1754870), (130, 1700874), (140, 1579383), (156, 1417395), (180, 1228409), (182, 1214910), (195, 1133916), (210, 1052922), (234, 944930), (252, 877435), (260, 850437), (273, 809940), (315, 701948), (364, 607455), (390, 566958), (420, 526461), (455, 485964), (468, 472465), (546, 404970), (585, 377972), (630, 350974), (780, 283479), (819, 269980), (910, 242982), (1092, 202485), (1170, 188986), (1260, 175487), (1365, 161988), (1638, 134990), (1820, 121491), (2340, 94493), (2730, 80994), (3276, 67495), (4095, 53996), (5460, 40497), (8190, 26998), (13499, 16380)]