407387120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{757}}^1$

素因数の和:839

約数の個数: 120

約数和(自身を含む): 1120008672

約数和(自身を除く): 712621552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 757, 868, 961, 1085, 1240, 1514, 1736, 1922, 2170, 2480, 3028, 3472, 3785, 3844, 4340, 4805, 5299, 6056, 6727, 7570, 7688, 8680, 9610, 10598, 12112, 13454, 15140, 15376, 17360, 19220, 21196, 23467, 26495, 26908, 30280, 33635, 38440, 42392, 46934, 52990, 53816, 60560, 67270, 76880, 84784, 93868, 105980, 107632, 117335, 134540, 164269, 187736, 211960, 234670, 269080, 328538, 375472, 423920, 469340, 538160, 657076, 727477, 821345, 938680, 1314152, 1454954, 1642690, 1877360, 2628304, 2909908, 3285380, 3637385, 5092339, 5819816, 6570760, 7274770, 10184678, 11639632, 13141520, 14549540, 20369356, 25461695, 29099080, 40738712, 50923390, 58198160, 81477424, 101846780, 203693560, 407387120]

約数ペア:

[(1, 407387120), (2, 203693560), (4, 101846780), (5, 81477424), (7, 58198160), (8, 50923390), (10, 40738712), (14, 29099080), (16, 25461695), (20, 20369356), (28, 14549540), (31, 13141520), (35, 11639632), (40, 10184678), (56, 7274770), (62, 6570760), (70, 5819816), (80, 5092339), (112, 3637385), (124, 3285380), (140, 2909908), (155, 2628304), (217, 1877360), (248, 1642690), (280, 1454954), (310, 1314152), (434, 938680), (496, 821345), (560, 727477), (620, 657076), (757, 538160), (868, 469340), (961, 423920), (1085, 375472), (1240, 328538), (1514, 269080), (1736, 234670), (1922, 211960), (2170, 187736), (2480, 164269), (3028, 134540), (3472, 117335), (3785, 107632), (3844, 105980), (4340, 93868), (4805, 84784), (5299, 76880), (6056, 67270), (6727, 60560), (7570, 53816), (7688, 52990), (8680, 46934), (9610, 42392), (10598, 38440), (12112, 33635), (13454, 30280), (15140, 26908), (15376, 26495), (17360, 23467), (19220, 21196)]