161648520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{811}}^1$

素因数の和:987

約数の個数: 128

約数和(自身を含む): 533191680

約数和(自身を除く): 371543160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 151, 165, 220, 264, 302, 330, 440, 453, 604, 660, 755, 811, 906, 1208, 1320, 1510, 1622, 1661, 1812, 2265, 2433, 3020, 3244, 3322, 3624, 4055, 4530, 4866, 4983, 6040, 6488, 6644, 8110, 8305, 8921, 9060, 9732, 9966, 12165, 13288, 16220, 16610, 17842, 18120, 19464, 19932, 24330, 24915, 26763, 32440, 33220, 35684, 39864, 44605, 48660, 49830, 53526, 66440, 71368, 89210, 97320, 99660, 107052, 122461, 133815, 178420, 199320, 214104, 244922, 267630, 356840, 367383, 489844, 535260, 612305, 734766, 979688, 1070520, 1224610, 1347071, 1469532, 1836915, 2449220, 2694142, 2939064, 3673830, 4041213, 4898440, 5388284, 6735355, 7347660, 8082426, 10776568, 13470710, 14695320, 16164852, 20206065, 26941420, 32329704, 40412130, 53882840, 80824260, 161648520]

約数ペア:

[(1, 161648520), (2, 80824260), (3, 53882840), (4, 40412130), (5, 32329704), (6, 26941420), (8, 20206065), (10, 16164852), (11, 14695320), (12, 13470710), (15, 10776568), (20, 8082426), (22, 7347660), (24, 6735355), (30, 5388284), (33, 4898440), (40, 4041213), (44, 3673830), (55, 2939064), (60, 2694142), (66, 2449220), (88, 1836915), (110, 1469532), (120, 1347071), (132, 1224610), (151, 1070520), (165, 979688), (220, 734766), (264, 612305), (302, 535260), (330, 489844), (440, 367383), (453, 356840), (604, 267630), (660, 244922), (755, 214104), (811, 199320), (906, 178420), (1208, 133815), (1320, 122461), (1510, 107052), (1622, 99660), (1661, 97320), (1812, 89210), (2265, 71368), (2433, 66440), (3020, 53526), (3244, 49830), (3322, 48660), (3624, 44605), (4055, 39864), (4530, 35684), (4866, 33220), (4983, 32440), (6040, 26763), (6488, 24915), (6644, 24330), (8110, 19932), (8305, 19464), (8921, 18120), (9060, 17842), (9732, 16610), (9966, 16220), (12165, 13288)]