29428020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 96707520

約数和(自身を除く): 67279500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 163, 170, 177, 180, 204, 236, 255, 295, 306, 326, 340, 354, 489, 510, 531, 590, 612, 652, 708, 765, 815, 885, 978, 1003, 1020, 1062, 1180, 1467, 1530, 1630, 1770, 1956, 2006, 2124, 2445, 2655, 2771, 2934, 3009, 3060, 3260, 3540, 4012, 4890, 5015, 5310, 5542, 5868, 6018, 7335, 8313, 9027, 9617, 9780, 10030, 10620, 11084, 12036, 13855, 14670, 15045, 16626, 18054, 19234, 20060, 24939, 27710, 28851, 29340, 30090, 33252, 36108, 38468, 41565, 45135, 48085, 49878, 55420, 57702, 60180, 83130, 86553, 90270, 96170, 99756, 115404, 124695, 144255, 163489, 166260, 173106, 180540, 192340, 249390, 288510, 326978, 346212, 432765, 490467, 498780, 577020, 653956, 817445, 865530, 980934, 1471401, 1634890, 1731060, 1961868, 2452335, 2942802, 3269780, 4904670, 5885604, 7357005, 9809340, 14714010, 29428020]

約数ペア:

[(1, 29428020), (2, 14714010), (3, 9809340), (4, 7357005), (5, 5885604), (6, 4904670), (9, 3269780), (10, 2942802), (12, 2452335), (15, 1961868), (17, 1731060), (18, 1634890), (20, 1471401), (30, 980934), (34, 865530), (36, 817445), (45, 653956), (51, 577020), (59, 498780), (60, 490467), (68, 432765), (85, 346212), (90, 326978), (102, 288510), (118, 249390), (153, 192340), (163, 180540), (170, 173106), (177, 166260), (180, 163489), (204, 144255), (236, 124695), (255, 115404), (295, 99756), (306, 96170), (326, 90270), (340, 86553), (354, 83130), (489, 60180), (510, 57702), (531, 55420), (590, 49878), (612, 48085), (652, 45135), (708, 41565), (765, 38468), (815, 36108), (885, 33252), (978, 30090), (1003, 29340), (1020, 28851), (1062, 27710), (1180, 24939), (1467, 20060), (1530, 19234), (1630, 18054), (1770, 16626), (1956, 15045), (2006, 14670), (2124, 13855), (2445, 12036), (2655, 11084), (2771, 10620), (2934, 10030), (3009, 9780), (3060, 9617), (3260, 9027), (3540, 8313), (4012, 7335), (4890, 6018), (5015, 5868), (5310, 5542)]