18558540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 76317696

約数和(自身を除く): 57759156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 26, 28, 30, 33, 35, 36, 39, 42, 44, 45, 52, 55, 60, 63, 65, 66, 70, 77, 78, 84, 90, 91, 99, 103, 105, 110, 117, 126, 130, 132, 140, 143, 154, 156, 165, 180, 182, 195, 198, 206, 210, 220, 231, 234, 252, 260, 273, 286, 308, 309, 315, 330, 364, 385, 390, 396, 412, 420, 429, 455, 462, 468, 495, 515, 546, 572, 585, 618, 630, 660, 693, 715, 721, 770, 780, 819, 858, 910, 924, 927, 990, 1001, 1030, 1092, 1133, 1155, 1170, 1236, 1260, 1287, 1339, 1365, 1386, 1430, 1442, 1540, 1545, 1638, 1716, 1820, 1854, 1980, 2002, 2060, 2145, 2163, 2266, 2310, 2340, 2574, 2678, 2730, 2772, 2860, 2884, 3003, 3090, 3276, 3399, 3465, 3605, 3708, 4004, 4017, 4095, 4290, 4326, 4532, 4620, 4635, 5005, 5148, 5356, 5460, 5665, 6006, 6180, 6435, 6489, 6695, 6798, 6930, 7210, 7931, 8034, 8190, 8580, 8652, 9009, 9270, 9373, 10010, 10197, 10815, 11330, 12012, 12051, 12870, 12978, 13390, 13596, 13860, 14420, 14729, 15015, 15862, 16068, 16380, 16995, 18018, 18540, 18746, 20020, 20085, 20394, 21630, 22660, 23793, 24102, 25740, 25956, 26780, 28119, 29458, 30030, 31724, 32445, 33990, 36036, 37492, 39655, 40170, 40788, 43260, 44187, 45045, 46865, 47586, 48204, 50985, 56238, 58916, 60060, 60255, 64890, 67980, 71379, 73645, 79310, 80340, 84357, 88374, 90090, 93730, 95172, 101970, 103103, 112476, 118965, 120510, 129780, 132561, 140595, 142758, 147290, 158620, 168714, 176748, 180180, 187460, 203940, 206206, 220935, 237930, 241020, 265122, 281190, 285516, 294580, 309309, 337428, 356895, 412412, 421785, 441870, 475860, 515515, 530244, 562380, 618618, 662805, 713790, 843570, 883740, 927927, 1031030, 1237236, 1325610, 1427580, 1546545, 1687140, 1855854, 2062060, 2651220, 3093090, 3711708, 4639635, 6186180, 9279270, 18558540]

約数ペア:

[(1, 18558540), (2, 9279270), (3, 6186180), (4, 4639635), (5, 3711708), (6, 3093090), (7, 2651220), (9, 2062060), (10, 1855854), (11, 1687140), (12, 1546545), (13, 1427580), (14, 1325610), (15, 1237236), (18, 1031030), (20, 927927), (21, 883740), (22, 843570), (26, 713790), (28, 662805), (30, 618618), (33, 562380), (35, 530244), (36, 515515), (39, 475860), (42, 441870), (44, 421785), (45, 412412), (52, 356895), (55, 337428), (60, 309309), (63, 294580), (65, 285516), (66, 281190), (70, 265122), (77, 241020), (78, 237930), (84, 220935), (90, 206206), (91, 203940), (99, 187460), (103, 180180), (105, 176748), (110, 168714), (117, 158620), (126, 147290), (130, 142758), (132, 140595), (140, 132561), (143, 129780), (154, 120510), (156, 118965), (165, 112476), (180, 103103), (182, 101970), (195, 95172), (198, 93730), (206, 90090), (210, 88374), (220, 84357), (231, 80340), (234, 79310), (252, 73645), (260, 71379), (273, 67980), (286, 64890), (308, 60255), (309, 60060), (315, 58916), (330, 56238), (364, 50985), (385, 48204), (390, 47586), (396, 46865), (412, 45045), (420, 44187), (429, 43260), (455, 40788), (462, 40170), (468, 39655), (495, 37492), (515, 36036), (546, 33990), (572, 32445), (585, 31724), (618, 30030), (630, 29458), (660, 28119), (693, 26780), (715, 25956), (721, 25740), (770, 24102), (780, 23793), (819, 22660), (858, 21630), (910, 20394), (924, 20085), (927, 20020), (990, 18746), (1001, 18540), (1030, 18018), (1092, 16995), (1133, 16380), (1155, 16068), (1170, 15862), (1236, 15015), (1260, 14729), (1287, 14420), (1339, 13860), (1365, 13596), (1386, 13390), (1430, 12978), (1442, 12870), (1540, 12051), (1545, 12012), (1638, 11330), (1716, 10815), (1820, 10197), (1854, 10010), (1980, 9373), (2002, 9270), (2060, 9009), (2145, 8652), (2163, 8580), (2266, 8190), (2310, 8034), (2340, 7931), (2574, 7210), (2678, 6930), (2730, 6798), (2772, 6695), (2860, 6489), (2884, 6435), (3003, 6180), (3090, 6006), (3276, 5665), (3399, 5460), (3465, 5356), (3605, 5148), (3708, 5005), (4004, 4635), (4017, 4620), (4095, 4532), (4290, 4326)]