23988720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 86423040

約数和(自身を除く): 62434320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 109, 112, 120, 131, 140, 168, 210, 218, 240, 262, 280, 327, 336, 393, 420, 436, 524, 545, 560, 654, 655, 763, 786, 840, 872, 917, 1048, 1090, 1308, 1310, 1526, 1572, 1635, 1680, 1744, 1834, 1965, 2096, 2180, 2289, 2616, 2620, 2751, 3052, 3144, 3270, 3668, 3815, 3930, 4360, 4578, 4585, 5232, 5240, 5502, 6104, 6288, 6540, 7336, 7630, 7860, 8720, 9156, 9170, 10480, 11004, 11445, 12208, 13080, 13755, 14279, 14672, 15260, 15720, 18312, 18340, 22008, 22890, 26160, 27510, 28558, 30520, 31440, 36624, 36680, 42837, 44016, 45780, 55020, 57116, 61040, 71395, 73360, 85674, 91560, 99953, 110040, 114232, 142790, 171348, 183120, 199906, 214185, 220080, 228464, 285580, 299859, 342696, 399812, 428370, 499765, 571160, 599718, 685392, 799624, 856740, 999530, 1142320, 1199436, 1499295, 1599248, 1713480, 1999060, 2398872, 2998590, 3426960, 3998120, 4797744, 5997180, 7996240, 11994360, 23988720]

約数ペア:

[(1, 23988720), (2, 11994360), (3, 7996240), (4, 5997180), (5, 4797744), (6, 3998120), (7, 3426960), (8, 2998590), (10, 2398872), (12, 1999060), (14, 1713480), (15, 1599248), (16, 1499295), (20, 1199436), (21, 1142320), (24, 999530), (28, 856740), (30, 799624), (35, 685392), (40, 599718), (42, 571160), (48, 499765), (56, 428370), (60, 399812), (70, 342696), (80, 299859), (84, 285580), (105, 228464), (109, 220080), (112, 214185), (120, 199906), (131, 183120), (140, 171348), (168, 142790), (210, 114232), (218, 110040), (240, 99953), (262, 91560), (280, 85674), (327, 73360), (336, 71395), (393, 61040), (420, 57116), (436, 55020), (524, 45780), (545, 44016), (560, 42837), (654, 36680), (655, 36624), (763, 31440), (786, 30520), (840, 28558), (872, 27510), (917, 26160), (1048, 22890), (1090, 22008), (1308, 18340), (1310, 18312), (1526, 15720), (1572, 15260), (1635, 14672), (1680, 14279), (1744, 13755), (1834, 13080), (1965, 12208), (2096, 11445), (2180, 11004), (2289, 10480), (2616, 9170), (2620, 9156), (2751, 8720), (3052, 7860), (3144, 7630), (3270, 7336), (3668, 6540), (3815, 6288), (3930, 6104), (4360, 5502), (4578, 5240), (4585, 5232)]