285994380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1208

約数の個数: 144

約数和(自身を含む): 942852960

約数和(自身を除く): 656858580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 178, 196, 210, 245, 267, 294, 356, 420, 445, 490, 534, 588, 623, 735, 890, 980, 1068, 1093, 1246, 1335, 1470, 1780, 1869, 2186, 2492, 2670, 2940, 3115, 3279, 3738, 4361, 4372, 5340, 5465, 6230, 6558, 7476, 7651, 8722, 9345, 10930, 12460, 13083, 13116, 15302, 16395, 17444, 18690, 21805, 21860, 22953, 26166, 30604, 32790, 37380, 38255, 43610, 45906, 52332, 53557, 65415, 65580, 76510, 87220, 91812, 97277, 107114, 114765, 130830, 153020, 160671, 194554, 214228, 229530, 261660, 267785, 291831, 321342, 389108, 459060, 486385, 535570, 583662, 642684, 680939, 803355, 972770, 1071140, 1167324, 1361878, 1459155, 1606710, 1945540, 2042817, 2723756, 2918310, 3213420, 3404695, 4085634, 4766573, 5836620, 6809390, 8171268, 9533146, 10214085, 13618780, 14299719, 19066292, 20428170, 23832865, 28599438, 40856340, 47665730, 57198876, 71498595, 95331460, 142997190, 285994380]

約数ペア:

[(1, 285994380), (2, 142997190), (3, 95331460), (4, 71498595), (5, 57198876), (6, 47665730), (7, 40856340), (10, 28599438), (12, 23832865), (14, 20428170), (15, 19066292), (20, 14299719), (21, 13618780), (28, 10214085), (30, 9533146), (35, 8171268), (42, 6809390), (49, 5836620), (60, 4766573), (70, 4085634), (84, 3404695), (89, 3213420), (98, 2918310), (105, 2723756), (140, 2042817), (147, 1945540), (178, 1606710), (196, 1459155), (210, 1361878), (245, 1167324), (267, 1071140), (294, 972770), (356, 803355), (420, 680939), (445, 642684), (490, 583662), (534, 535570), (588, 486385), (623, 459060), (735, 389108), (890, 321342), (980, 291831), (1068, 267785), (1093, 261660), (1246, 229530), (1335, 214228), (1470, 194554), (1780, 160671), (1869, 153020), (2186, 130830), (2492, 114765), (2670, 107114), (2940, 97277), (3115, 91812), (3279, 87220), (3738, 76510), (4361, 65580), (4372, 65415), (5340, 53557), (5465, 52332), (6230, 45906), (6558, 43610), (7476, 38255), (7651, 37380), (8722, 32790), (9345, 30604), (10930, 26166), (12460, 22953), (13083, 21860), (13116, 21805), (15302, 18690), (16395, 17444)]