686146720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{829}}^1$

素因数の和:1590

約数の個数: 96

約数和(自身を含む): 1857340800

約数和(自身を除く): 1171194080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 739, 829, 1120, 1478, 1658, 2956, 3316, 3695, 4145, 5173, 5803, 5912, 6632, 7390, 8290, 10346, 11606, 11824, 13264, 14780, 16580, 20692, 23212, 23648, 25865, 26528, 29015, 29560, 33160, 41384, 46424, 51730, 58030, 59120, 66320, 82768, 92848, 103460, 116060, 118240, 132640, 165536, 185696, 206920, 232120, 413840, 464240, 612631, 827680, 928480, 1225262, 2450524, 3063155, 4288417, 4901048, 6126310, 8576834, 9802096, 12252620, 17153668, 19604192, 21442085, 24505240, 34307336, 42884170, 49010480, 68614672, 85768340, 98020960, 137229344, 171536680, 343073360, 686146720]

約数ペア:

[(1, 686146720), (2, 343073360), (4, 171536680), (5, 137229344), (7, 98020960), (8, 85768340), (10, 68614672), (14, 49010480), (16, 42884170), (20, 34307336), (28, 24505240), (32, 21442085), (35, 19604192), (40, 17153668), (56, 12252620), (70, 9802096), (80, 8576834), (112, 6126310), (140, 4901048), (160, 4288417), (224, 3063155), (280, 2450524), (560, 1225262), (739, 928480), (829, 827680), (1120, 612631), (1478, 464240), (1658, 413840), (2956, 232120), (3316, 206920), (3695, 185696), (4145, 165536), (5173, 132640), (5803, 118240), (5912, 116060), (6632, 103460), (7390, 92848), (8290, 82768), (10346, 66320), (11606, 59120), (11824, 58030), (13264, 51730), (14780, 46424), (16580, 41384), (20692, 33160), (23212, 29560), (23648, 29015), (25865, 26528)]