18448080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 160

約数和(自身を含む): 66662400

約数和(自身を除く): 48214320

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, 79, 80, 84, 105, 112, 120, 139, 140, 158, 168, 210, 237, 240, 278, 280, 316, 336, 395, 417, 420, 474, 553, 556, 560, 632, 695, 790, 834, 840, 948, 973, 1106, 1112, 1185, 1264, 1390, 1580, 1659, 1668, 1680, 1896, 1946, 2085, 2212, 2224, 2370, 2765, 2780, 2919, 3160, 3318, 3336, 3792, 3892, 4170, 4424, 4740, 4865, 5530, 5560, 5838, 6320, 6636, 6672, 7784, 8295, 8340, 8848, 9480, 9730, 10981, 11060, 11120, 11676, 13272, 14595, 15568, 16590, 16680, 18960, 19460, 21962, 22120, 23352, 26544, 29190, 32943, 33180, 33360, 38920, 43924, 44240, 46704, 54905, 58380, 65886, 66360, 76867, 77840, 87848, 109810, 116760, 131772, 132720, 153734, 164715, 175696, 219620, 230601, 233520, 263544, 307468, 329430, 384335, 439240, 461202, 527088, 614936, 658860, 768670, 878480, 922404, 1153005, 1229872, 1317720, 1537340, 1844808, 2306010, 2635440, 3074680, 3689616, 4612020, 6149360, 9224040, 18448080]

約数ペア:

[(1, 18448080), (2, 9224040), (3, 6149360), (4, 4612020), (5, 3689616), (6, 3074680), (7, 2635440), (8, 2306010), (10, 1844808), (12, 1537340), (14, 1317720), (15, 1229872), (16, 1153005), (20, 922404), (21, 878480), (24, 768670), (28, 658860), (30, 614936), (35, 527088), (40, 461202), (42, 439240), (48, 384335), (56, 329430), (60, 307468), (70, 263544), (79, 233520), (80, 230601), (84, 219620), (105, 175696), (112, 164715), (120, 153734), (139, 132720), (140, 131772), (158, 116760), (168, 109810), (210, 87848), (237, 77840), (240, 76867), (278, 66360), (280, 65886), (316, 58380), (336, 54905), (395, 46704), (417, 44240), (420, 43924), (474, 38920), (553, 33360), (556, 33180), (560, 32943), (632, 29190), (695, 26544), (790, 23352), (834, 22120), (840, 21962), (948, 19460), (973, 18960), (1106, 16680), (1112, 16590), (1185, 15568), (1264, 14595), (1390, 13272), (1580, 11676), (1659, 11120), (1668, 11060), (1680, 10981), (1896, 9730), (1946, 9480), (2085, 8848), (2212, 8340), (2224, 8295), (2370, 7784), (2765, 6672), (2780, 6636), (2919, 6320), (3160, 5838), (3318, 5560), (3336, 5530), (3792, 4865), (3892, 4740), (4170, 4424)]