211325220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:559

約数の個数: 192

約数和(自身を含む): 709632000

約数和(自身を除く): 498306780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 43, 45, 54, 57, 60, 76, 86, 90, 95, 108, 114, 129, 135, 171, 172, 180, 190, 215, 228, 258, 270, 285, 342, 380, 387, 430, 479, 513, 516, 540, 570, 645, 684, 774, 817, 855, 860, 958, 1026, 1140, 1161, 1290, 1437, 1548, 1634, 1710, 1916, 1935, 2052, 2322, 2395, 2451, 2565, 2580, 2874, 3268, 3420, 3870, 4085, 4311, 4644, 4790, 4902, 5130, 5748, 5805, 7185, 7353, 7740, 8170, 8622, 9101, 9580, 9804, 10260, 11610, 12255, 12933, 14370, 14706, 16340, 17244, 18202, 20597, 21555, 22059, 23220, 24510, 25866, 27303, 28740, 29412, 36404, 36765, 41194, 43110, 44118, 45505, 49020, 51732, 54606, 61791, 64665, 73530, 81909, 82388, 86220, 88236, 91010, 102985, 109212, 110295, 123582, 129330, 136515, 147060, 163818, 182020, 185373, 205970, 220590, 245727, 247164, 258660, 273030, 308955, 327636, 370746, 391343, 409545, 411940, 441180, 491454, 546060, 556119, 617910, 741492, 782686, 819090, 926865, 982908, 1112238, 1174029, 1228635, 1235820, 1565372, 1638180, 1853730, 1956715, 2224476, 2348058, 2457270, 2780595, 3522087, 3707460, 3913430, 4696116, 4914540, 5561190, 5870145, 7044174, 7826860, 10566261, 11122380, 11740290, 14088348, 17610435, 21132522, 23480580, 35220870, 42265044, 52831305, 70441740, 105662610, 211325220]

約数ペア:

[(1, 211325220), (2, 105662610), (3, 70441740), (4, 52831305), (5, 42265044), (6, 35220870), (9, 23480580), (10, 21132522), (12, 17610435), (15, 14088348), (18, 11740290), (19, 11122380), (20, 10566261), (27, 7826860), (30, 7044174), (36, 5870145), (38, 5561190), (43, 4914540), (45, 4696116), (54, 3913430), (57, 3707460), (60, 3522087), (76, 2780595), (86, 2457270), (90, 2348058), (95, 2224476), (108, 1956715), (114, 1853730), (129, 1638180), (135, 1565372), (171, 1235820), (172, 1228635), (180, 1174029), (190, 1112238), (215, 982908), (228, 926865), (258, 819090), (270, 782686), (285, 741492), (342, 617910), (380, 556119), (387, 546060), (430, 491454), (479, 441180), (513, 411940), (516, 409545), (540, 391343), (570, 370746), (645, 327636), (684, 308955), (774, 273030), (817, 258660), (855, 247164), (860, 245727), (958, 220590), (1026, 205970), (1140, 185373), (1161, 182020), (1290, 163818), (1437, 147060), (1548, 136515), (1634, 129330), (1710, 123582), (1916, 110295), (1935, 109212), (2052, 102985), (2322, 91010), (2395, 88236), (2451, 86220), (2565, 82388), (2580, 81909), (2874, 73530), (3268, 64665), (3420, 61791), (3870, 54606), (4085, 51732), (4311, 49020), (4644, 45505), (4790, 44118), (4902, 43110), (5130, 41194), (5748, 36765), (5805, 36404), (7185, 29412), (7353, 28740), (7740, 27303), (8170, 25866), (8622, 24510), (9101, 23220), (9580, 22059), (9804, 21555), (10260, 20597), (11610, 18202), (12255, 17244), (12933, 16340), (14370, 14706)]