245279580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 853493760

約数和(自身を除く): 608214180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 167, 182, 195, 210, 260, 269, 273, 334, 364, 390, 420, 455, 501, 538, 546, 668, 780, 807, 835, 910, 1002, 1076, 1092, 1169, 1345, 1365, 1614, 1670, 1820, 1883, 2004, 2171, 2338, 2505, 2690, 2730, 3228, 3340, 3497, 3507, 3766, 4035, 4342, 4676, 5010, 5380, 5460, 5649, 5845, 6513, 6994, 7014, 7532, 8070, 8684, 9415, 10020, 10491, 10855, 11298, 11690, 13026, 13988, 14028, 15197, 16140, 17485, 17535, 18830, 20982, 21710, 22596, 23380, 24479, 26052, 28245, 30394, 32565, 34970, 35070, 37660, 41964, 43420, 44923, 45591, 48958, 52455, 56490, 60788, 65130, 69940, 70140, 73437, 75985, 89846, 91182, 97916, 104910, 112980, 122395, 130260, 134769, 146874, 151970, 179692, 182364, 209820, 224615, 227955, 244790, 269538, 293748, 303940, 314461, 367185, 449230, 455910, 489580, 539076, 583999, 628922, 673845, 734370, 898460, 911820, 943383, 1167998, 1257844, 1347690, 1468740, 1572305, 1751997, 1886766, 2335996, 2695380, 2919995, 3144610, 3503994, 3773532, 4087993, 4716915, 5839990, 6289220, 7007988, 8175986, 8759985, 9433830, 11679980, 12263979, 16351972, 17519970, 18867660, 20439965, 24527958, 35039940, 40879930, 49055916, 61319895, 81759860, 122639790, 245279580]

約数ペア:

[(1, 245279580), (2, 122639790), (3, 81759860), (4, 61319895), (5, 49055916), (6, 40879930), (7, 35039940), (10, 24527958), (12, 20439965), (13, 18867660), (14, 17519970), (15, 16351972), (20, 12263979), (21, 11679980), (26, 9433830), (28, 8759985), (30, 8175986), (35, 7007988), (39, 6289220), (42, 5839990), (52, 4716915), (60, 4087993), (65, 3773532), (70, 3503994), (78, 3144610), (84, 2919995), (91, 2695380), (105, 2335996), (130, 1886766), (140, 1751997), (156, 1572305), (167, 1468740), (182, 1347690), (195, 1257844), (210, 1167998), (260, 943383), (269, 911820), (273, 898460), (334, 734370), (364, 673845), (390, 628922), (420, 583999), (455, 539076), (501, 489580), (538, 455910), (546, 449230), (668, 367185), (780, 314461), (807, 303940), (835, 293748), (910, 269538), (1002, 244790), (1076, 227955), (1092, 224615), (1169, 209820), (1345, 182364), (1365, 179692), (1614, 151970), (1670, 146874), (1820, 134769), (1883, 130260), (2004, 122395), (2171, 112980), (2338, 104910), (2505, 97916), (2690, 91182), (2730, 89846), (3228, 75985), (3340, 73437), (3497, 70140), (3507, 69940), (3766, 65130), (4035, 60788), (4342, 56490), (4676, 52455), (5010, 48958), (5380, 45591), (5460, 44923), (5649, 43420), (5845, 41964), (6513, 37660), (6994, 35070), (7014, 34970), (7532, 32565), (8070, 30394), (8684, 28245), (9415, 26052), (10020, 24479), (10491, 23380), (10855, 22596), (11298, 21710), (11690, 20982), (13026, 18830), (13988, 17535), (14028, 17485), (15197, 16140)]