12434940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 44029440

約数和(自身を除く): 31594500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 139, 140, 142, 180, 210, 213, 252, 278, 284, 315, 355, 417, 420, 426, 497, 556, 630, 639, 695, 710, 834, 852, 973, 994, 1065, 1251, 1260, 1278, 1390, 1420, 1491, 1668, 1946, 1988, 2085, 2130, 2485, 2502, 2556, 2780, 2919, 2982, 3195, 3892, 4170, 4260, 4473, 4865, 4970, 5004, 5838, 5964, 6255, 6390, 7455, 8340, 8757, 8946, 9730, 9869, 9940, 11676, 12510, 12780, 14595, 14910, 17514, 17892, 19460, 19738, 22365, 25020, 29190, 29607, 29820, 35028, 39476, 43785, 44730, 49345, 58380, 59214, 69083, 87570, 88821, 89460, 98690, 118428, 138166, 148035, 175140, 177642, 197380, 207249, 276332, 296070, 345415, 355284, 414498, 444105, 592140, 621747, 690830, 828996, 888210, 1036245, 1243494, 1381660, 1776420, 2072490, 2486988, 3108735, 4144980, 6217470, 12434940]

約数ペア:

[(1, 12434940), (2, 6217470), (3, 4144980), (4, 3108735), (5, 2486988), (6, 2072490), (7, 1776420), (9, 1381660), (10, 1243494), (12, 1036245), (14, 888210), (15, 828996), (18, 690830), (20, 621747), (21, 592140), (28, 444105), (30, 414498), (35, 355284), (36, 345415), (42, 296070), (45, 276332), (60, 207249), (63, 197380), (70, 177642), (71, 175140), (84, 148035), (90, 138166), (105, 118428), (126, 98690), (139, 89460), (140, 88821), (142, 87570), (180, 69083), (210, 59214), (213, 58380), (252, 49345), (278, 44730), (284, 43785), (315, 39476), (355, 35028), (417, 29820), (420, 29607), (426, 29190), (497, 25020), (556, 22365), (630, 19738), (639, 19460), (695, 17892), (710, 17514), (834, 14910), (852, 14595), (973, 12780), (994, 12510), (1065, 11676), (1251, 9940), (1260, 9869), (1278, 9730), (1390, 8946), (1420, 8757), (1491, 8340), (1668, 7455), (1946, 6390), (1988, 6255), (2085, 5964), (2130, 5838), (2485, 5004), (2502, 4970), (2556, 4865), (2780, 4473), (2919, 4260), (2982, 4170), (3195, 3892)]