28740180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1729

約数の個数: 96

約数和(自身を含む): 94268160

約数和(自身を除く): 65527980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1669, 1722, 2460, 2870, 3338, 3444, 4305, 5007, 5740, 6676, 8345, 8610, 10014, 11683, 16690, 17220, 20028, 23366, 25035, 33380, 35049, 46732, 50070, 58415, 68429, 70098, 100140, 116830, 136858, 140196, 175245, 205287, 233660, 273716, 342145, 350490, 410574, 479003, 684290, 700980, 821148, 958006, 1026435, 1368580, 1437009, 1916012, 2052870, 2395015, 2874018, 4105740, 4790030, 5748036, 7185045, 9580060, 14370090, 28740180]

約数ペア:

[(1, 28740180), (2, 14370090), (3, 9580060), (4, 7185045), (5, 5748036), (6, 4790030), (7, 4105740), (10, 2874018), (12, 2395015), (14, 2052870), (15, 1916012), (20, 1437009), (21, 1368580), (28, 1026435), (30, 958006), (35, 821148), (41, 700980), (42, 684290), (60, 479003), (70, 410574), (82, 350490), (84, 342145), (105, 273716), (123, 233660), (140, 205287), (164, 175245), (205, 140196), (210, 136858), (246, 116830), (287, 100140), (410, 70098), (420, 68429), (492, 58415), (574, 50070), (615, 46732), (820, 35049), (861, 33380), (1148, 25035), (1230, 23366), (1435, 20028), (1669, 17220), (1722, 16690), (2460, 11683), (2870, 10014), (3338, 8610), (3444, 8345), (4305, 6676), (5007, 5740)]