253840860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15497}}^1$

素因数の和:15532

約数の個数: 144

約数和(自身を含む): 947733696

約数和(自身を除く): 693892836

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, 15497, 16380, 30994, 46491, 61988, 77485, 92982, 108479, 139473, 154970, 185964, 201461, 216958, 232455, 278946, 309940, 325437, 402922, 433916, 464910, 542395, 557892, 604383, 650874, 697365, 805844, 929820, 976311, 1007305, 1084790, 1208766, 1301748, 1394730, 1410227, 1627185, 1813149, 1952622, 2014610, 2169580, 2417532, 2789460, 2820454, 3021915, 3254370, 3626298, 3905244, 4029220, 4230681, 4881555, 5640908, 6043830, 6508740, 7051135, 7252596, 8461362, 9065745, 9763110, 12087660, 12692043, 14102270, 16922724, 18131490, 19526220, 21153405, 25384086, 28204540, 36262980, 42306810, 50768172, 63460215, 84613620, 126920430, 253840860]

約数ペア:

[(1, 253840860), (2, 126920430), (3, 84613620), (4, 63460215), (5, 50768172), (6, 42306810), (7, 36262980), (9, 28204540), (10, 25384086), (12, 21153405), (13, 19526220), (14, 18131490), (15, 16922724), (18, 14102270), (20, 12692043), (21, 12087660), (26, 9763110), (28, 9065745), (30, 8461362), (35, 7252596), (36, 7051135), (39, 6508740), (42, 6043830), (45, 5640908), (52, 4881555), (60, 4230681), (63, 4029220), (65, 3905244), (70, 3626298), (78, 3254370), (84, 3021915), (90, 2820454), (91, 2789460), (105, 2417532), (117, 2169580), (126, 2014610), (130, 1952622), (140, 1813149), (156, 1627185), (180, 1410227), (182, 1394730), (195, 1301748), (210, 1208766), (234, 1084790), (252, 1007305), (260, 976311), (273, 929820), (315, 805844), (364, 697365), (390, 650874), (420, 604383), (455, 557892), (468, 542395), (546, 464910), (585, 433916), (630, 402922), (780, 325437), (819, 309940), (910, 278946), (1092, 232455), (1170, 216958), (1260, 201461), (1365, 185964), (1638, 154970), (1820, 139473), (2340, 108479), (2730, 92982), (3276, 77485), (4095, 61988), (5460, 46491), (8190, 30994), (15497, 16380)]