74728980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:467

約数の個数: 120

約数和(自身を含む): 236699232

約数和(自身を除く): 161970252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 163, 180, 270, 283, 324, 326, 405, 489, 540, 566, 652, 810, 815, 849, 978, 1132, 1415, 1467, 1620, 1630, 1698, 1956, 2445, 2547, 2830, 2934, 3260, 3396, 4245, 4401, 4890, 5094, 5660, 5868, 7335, 7641, 8490, 8802, 9780, 10188, 12735, 13203, 14670, 15282, 16980, 17604, 22005, 22923, 25470, 26406, 29340, 30564, 38205, 44010, 45846, 46129, 50940, 52812, 66015, 76410, 88020, 91692, 92258, 114615, 132030, 138387, 152820, 184516, 229230, 230645, 264060, 276774, 415161, 458460, 461290, 553548, 691935, 830322, 922580, 1245483, 1383870, 1660644, 2075805, 2490966, 2767740, 3736449, 4151610, 4981932, 6227415, 7472898, 8303220, 12454830, 14945796, 18682245, 24909660, 37364490, 74728980]

約数ペア:

[(1, 74728980), (2, 37364490), (3, 24909660), (4, 18682245), (5, 14945796), (6, 12454830), (9, 8303220), (10, 7472898), (12, 6227415), (15, 4981932), (18, 4151610), (20, 3736449), (27, 2767740), (30, 2490966), (36, 2075805), (45, 1660644), (54, 1383870), (60, 1245483), (81, 922580), (90, 830322), (108, 691935), (135, 553548), (162, 461290), (163, 458460), (180, 415161), (270, 276774), (283, 264060), (324, 230645), (326, 229230), (405, 184516), (489, 152820), (540, 138387), (566, 132030), (652, 114615), (810, 92258), (815, 91692), (849, 88020), (978, 76410), (1132, 66015), (1415, 52812), (1467, 50940), (1620, 46129), (1630, 45846), (1698, 44010), (1956, 38205), (2445, 30564), (2547, 29340), (2830, 26406), (2934, 25470), (3260, 22923), (3396, 22005), (4245, 17604), (4401, 16980), (4890, 15282), (5094, 14670), (5660, 13203), (5868, 12735), (7335, 10188), (7641, 9780), (8490, 8802)]