447449240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{557}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 1221350400

約数和(自身を除く): 773901160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 151, 152, 190, 266, 280, 302, 380, 532, 557, 604, 665, 755, 760, 1057, 1064, 1114, 1208, 1330, 1510, 2114, 2228, 2660, 2785, 2869, 3020, 3899, 4228, 4456, 5285, 5320, 5570, 5738, 6040, 7798, 8456, 10570, 10583, 11140, 11476, 14345, 15596, 19495, 20083, 21140, 21166, 22280, 22952, 28690, 31192, 38990, 40166, 42280, 42332, 52915, 57380, 74081, 77980, 80332, 84107, 84664, 100415, 105830, 114760, 148162, 155960, 160664, 168214, 200830, 211660, 296324, 336428, 370405, 401660, 420535, 423320, 588749, 592648, 672856, 740810, 803320, 841070, 1177498, 1481620, 1598033, 1682140, 2354996, 2943745, 2963240, 3196066, 3364280, 4709992, 5887490, 6392132, 7990165, 11186231, 11774980, 12784264, 15980330, 22372462, 23549960, 31960660, 44744924, 55931155, 63921320, 89489848, 111862310, 223724620, 447449240]

約数ペア:

[(1, 447449240), (2, 223724620), (4, 111862310), (5, 89489848), (7, 63921320), (8, 55931155), (10, 44744924), (14, 31960660), (19, 23549960), (20, 22372462), (28, 15980330), (35, 12784264), (38, 11774980), (40, 11186231), (56, 7990165), (70, 6392132), (76, 5887490), (95, 4709992), (133, 3364280), (140, 3196066), (151, 2963240), (152, 2943745), (190, 2354996), (266, 1682140), (280, 1598033), (302, 1481620), (380, 1177498), (532, 841070), (557, 803320), (604, 740810), (665, 672856), (755, 592648), (760, 588749), (1057, 423320), (1064, 420535), (1114, 401660), (1208, 370405), (1330, 336428), (1510, 296324), (2114, 211660), (2228, 200830), (2660, 168214), (2785, 160664), (2869, 155960), (3020, 148162), (3899, 114760), (4228, 105830), (4456, 100415), (5285, 84664), (5320, 84107), (5570, 80332), (5738, 77980), (6040, 74081), (7798, 57380), (8456, 52915), (10570, 42332), (10583, 42280), (11140, 40166), (11476, 38990), (14345, 31192), (15596, 28690), (19495, 22952), (20083, 22280), (21140, 21166)]