660394240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 288

約数和(自身を含む): 1907297280

約数和(自身を除く): 1246903040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 32, 34, 40, 44, 55, 62, 64, 68, 80, 85, 88, 89, 110, 124, 128, 136, 155, 160, 170, 176, 178, 187, 220, 248, 256, 272, 310, 320, 340, 341, 352, 356, 374, 440, 445, 496, 527, 544, 620, 640, 680, 682, 704, 712, 748, 880, 890, 935, 979, 992, 1054, 1088, 1240, 1280, 1360, 1364, 1408, 1424, 1496, 1513, 1705, 1760, 1780, 1870, 1958, 1984, 2108, 2176, 2480, 2635, 2720, 2728, 2759, 2816, 2848, 2992, 3026, 3410, 3520, 3560, 3740, 3916, 3968, 4216, 4352, 4895, 4960, 5270, 5440, 5456, 5518, 5696, 5797, 5984, 6052, 6820, 7040, 7120, 7480, 7565, 7832, 7936, 8432, 9790, 9920, 10540, 10880, 10912, 11036, 11392, 11594, 11968, 12104, 13640, 13795, 14080, 14240, 14960, 15130, 15664, 16643, 16864, 19580, 19840, 21080, 21760, 21824, 22072, 22784, 23188, 23936, 24208, 27280, 27590, 28480, 28985, 29920, 30260, 30349, 31328, 33286, 33728, 39160, 39680, 42160, 43648, 44144, 46376, 46903, 47872, 48416, 54560, 55180, 56960, 57970, 59840, 60520, 60698, 62656, 66572, 67456, 78320, 83215, 84320, 87296, 88288, 92752, 93806, 96832, 109120, 110360, 113920, 115940, 119680, 121040, 121396, 125312, 133144, 134912, 151745, 156640, 166430, 168640, 176576, 185504, 187612, 193664, 218240, 220720, 231880, 234515, 239360, 242080, 242792, 250624, 266288, 303490, 313280, 332860, 337280, 353152, 371008, 375224, 387328, 436480, 441440, 463760, 469030, 484160, 485584, 515933, 532576, 606980, 626560, 665720, 674560, 706304, 742016, 750448, 882880, 927520, 938060, 968320, 971168, 1031866, 1065152, 1213960, 1253120, 1331440, 1484032, 1500896, 1765760, 1855040, 1876120, 1936640, 1942336, 2063732, 2130304, 2427920, 2579665, 2662880, 3001792, 3531520, 3710080, 3752240, 3884672, 4127464, 4260608, 4855840, 5159330, 5325760, 6003584, 7420160, 7504480, 7769344, 8254928, 9711680, 10318660, 10651520, 12007168, 15008960, 16509856, 19423360, 20637320, 21303040, 30017920, 33019712, 38846720, 41274640, 60035840, 66039424, 82549280, 132078848, 165098560, 330197120, 660394240]

約数ペア:

[(1, 660394240), (2, 330197120), (4, 165098560), (5, 132078848), (8, 82549280), (10, 66039424), (11, 60035840), (16, 41274640), (17, 38846720), (20, 33019712), (22, 30017920), (31, 21303040), (32, 20637320), (34, 19423360), (40, 16509856), (44, 15008960), (55, 12007168), (62, 10651520), (64, 10318660), (68, 9711680), (80, 8254928), (85, 7769344), (88, 7504480), (89, 7420160), (110, 6003584), (124, 5325760), (128, 5159330), (136, 4855840), (155, 4260608), (160, 4127464), (170, 3884672), (176, 3752240), (178, 3710080), (187, 3531520), (220, 3001792), (248, 2662880), (256, 2579665), (272, 2427920), (310, 2130304), (320, 2063732), (340, 1942336), (341, 1936640), (352, 1876120), (356, 1855040), (374, 1765760), (440, 1500896), (445, 1484032), (496, 1331440), (527, 1253120), (544, 1213960), (620, 1065152), (640, 1031866), (680, 971168), (682, 968320), (704, 938060), (712, 927520), (748, 882880), (880, 750448), (890, 742016), (935, 706304), (979, 674560), (992, 665720), (1054, 626560), (1088, 606980), (1240, 532576), (1280, 515933), (1360, 485584), (1364, 484160), (1408, 469030), (1424, 463760), (1496, 441440), (1513, 436480), (1705, 387328), (1760, 375224), (1780, 371008), (1870, 353152), (1958, 337280), (1984, 332860), (2108, 313280), (2176, 303490), (2480, 266288), (2635, 250624), (2720, 242792), (2728, 242080), (2759, 239360), (2816, 234515), (2848, 231880), (2992, 220720), (3026, 218240), (3410, 193664), (3520, 187612), (3560, 185504), (3740, 176576), (3916, 168640), (3968, 166430), (4216, 156640), (4352, 151745), (4895, 134912), (4960, 133144), (5270, 125312), (5440, 121396), (5456, 121040), (5518, 119680), (5696, 115940), (5797, 113920), (5984, 110360), (6052, 109120), (6820, 96832), (7040, 93806), (7120, 92752), (7480, 88288), (7565, 87296), (7832, 84320), (7936, 83215), (8432, 78320), (9790, 67456), (9920, 66572), (10540, 62656), (10880, 60698), (10912, 60520), (11036, 59840), (11392, 57970), (11594, 56960), (11968, 55180), (12104, 54560), (13640, 48416), (13795, 47872), (14080, 46903), (14240, 46376), (14960, 44144), (15130, 43648), (15664, 42160), (16643, 39680), (16864, 39160), (19580, 33728), (19840, 33286), (21080, 31328), (21760, 30349), (21824, 30260), (22072, 29920), (22784, 28985), (23188, 28480), (23936, 27590), (24208, 27280)]