240143360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 176

約数和(自身を含む): 636698880

約数和(自身を除く): 396555520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 89, 124, 128, 136, 155, 160, 170, 178, 248, 256, 272, 310, 320, 340, 356, 445, 496, 512, 527, 544, 620, 640, 680, 712, 890, 992, 1024, 1054, 1088, 1240, 1280, 1360, 1424, 1513, 1780, 1984, 2108, 2176, 2480, 2560, 2635, 2720, 2759, 2848, 3026, 3560, 3968, 4216, 4352, 4960, 5120, 5270, 5440, 5518, 5696, 6052, 7120, 7565, 7936, 8432, 8704, 9920, 10540, 10880, 11036, 11392, 12104, 13795, 14240, 15130, 15872, 16864, 17408, 19840, 21080, 21760, 22072, 22784, 24208, 27590, 28480, 30260, 31744, 33728, 39680, 42160, 43520, 44144, 45568, 46903, 48416, 55180, 56960, 60520, 67456, 79360, 84320, 87040, 88288, 91136, 93806, 96832, 110360, 113920, 121040, 134912, 158720, 168640, 176576, 187612, 193664, 220720, 227840, 234515, 242080, 269824, 337280, 353152, 375224, 387328, 441440, 455680, 469030, 484160, 539648, 674560, 706304, 750448, 774656, 882880, 938060, 968320, 1349120, 1412608, 1500896, 1549312, 1765760, 1876120, 1936640, 2698240, 2825216, 3001792, 3531520, 3752240, 3873280, 6003584, 7063040, 7504480, 7746560, 12007168, 14126080, 15008960, 24014336, 30017920, 48028672, 60035840, 120071680, 240143360]

約数ペア:

[(1, 240143360), (2, 120071680), (4, 60035840), (5, 48028672), (8, 30017920), (10, 24014336), (16, 15008960), (17, 14126080), (20, 12007168), (31, 7746560), (32, 7504480), (34, 7063040), (40, 6003584), (62, 3873280), (64, 3752240), (68, 3531520), (80, 3001792), (85, 2825216), (89, 2698240), (124, 1936640), (128, 1876120), (136, 1765760), (155, 1549312), (160, 1500896), (170, 1412608), (178, 1349120), (248, 968320), (256, 938060), (272, 882880), (310, 774656), (320, 750448), (340, 706304), (356, 674560), (445, 539648), (496, 484160), (512, 469030), (527, 455680), (544, 441440), (620, 387328), (640, 375224), (680, 353152), (712, 337280), (890, 269824), (992, 242080), (1024, 234515), (1054, 227840), (1088, 220720), (1240, 193664), (1280, 187612), (1360, 176576), (1424, 168640), (1513, 158720), (1780, 134912), (1984, 121040), (2108, 113920), (2176, 110360), (2480, 96832), (2560, 93806), (2635, 91136), (2720, 88288), (2759, 87040), (2848, 84320), (3026, 79360), (3560, 67456), (3968, 60520), (4216, 56960), (4352, 55180), (4960, 48416), (5120, 46903), (5270, 45568), (5440, 44144), (5518, 43520), (5696, 42160), (6052, 39680), (7120, 33728), (7565, 31744), (7936, 30260), (8432, 28480), (8704, 27590), (9920, 24208), (10540, 22784), (10880, 22072), (11036, 21760), (11392, 21080), (12104, 19840), (13795, 17408), (14240, 16864), (15130, 15872)]