520535260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 1333257408

約数和(自身を除く): 812722148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 53, 62, 70, 73, 106, 124, 140, 146, 155, 212, 217, 265, 292, 310, 365, 371, 434, 511, 530, 620, 730, 742, 868, 961, 1022, 1060, 1085, 1460, 1484, 1643, 1855, 1922, 2044, 2170, 2263, 2555, 3286, 3710, 3844, 3869, 4340, 4526, 4805, 5110, 6572, 6727, 7420, 7738, 8215, 9052, 9610, 10220, 11315, 11501, 13454, 15476, 15841, 16430, 19220, 19345, 22630, 23002, 26908, 27083, 31682, 32860, 33635, 38690, 45260, 46004, 50933, 54166, 57505, 63364, 67270, 70153, 77380, 79205, 101866, 108332, 115010, 119939, 134540, 135415, 140306, 158410, 203732, 230020, 239878, 254665, 270830, 280612, 316820, 350765, 356531, 479756, 491071, 509330, 541660, 599695, 701530, 713062, 839573, 982142, 1018660, 1199390, 1403060, 1426124, 1679146, 1782655, 1964284, 2398780, 2455355, 3358292, 3565310, 3718109, 4197865, 4910710, 7130620, 7436218, 8395730, 9821420, 14872436, 16791460, 18590545, 26026763, 37181090, 52053526, 74362180, 104107052, 130133815, 260267630, 520535260]

約数ペア:

[(1, 520535260), (2, 260267630), (4, 130133815), (5, 104107052), (7, 74362180), (10, 52053526), (14, 37181090), (20, 26026763), (28, 18590545), (31, 16791460), (35, 14872436), (53, 9821420), (62, 8395730), (70, 7436218), (73, 7130620), (106, 4910710), (124, 4197865), (140, 3718109), (146, 3565310), (155, 3358292), (212, 2455355), (217, 2398780), (265, 1964284), (292, 1782655), (310, 1679146), (365, 1426124), (371, 1403060), (434, 1199390), (511, 1018660), (530, 982142), (620, 839573), (730, 713062), (742, 701530), (868, 599695), (961, 541660), (1022, 509330), (1060, 491071), (1085, 479756), (1460, 356531), (1484, 350765), (1643, 316820), (1855, 280612), (1922, 270830), (2044, 254665), (2170, 239878), (2263, 230020), (2555, 203732), (3286, 158410), (3710, 140306), (3844, 135415), (3869, 134540), (4340, 119939), (4526, 115010), (4805, 108332), (5110, 101866), (6572, 79205), (6727, 77380), (7420, 70153), (7738, 67270), (8215, 63364), (9052, 57505), (9610, 54166), (10220, 50933), (11315, 46004), (11501, 45260), (13454, 38690), (15476, 33635), (15841, 32860), (16430, 31682), (19220, 27083), (19345, 26908), (22630, 23002)]