309840804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:650

約数の個数: 144

約数和(自身を含む): 970278400

約数和(自身を除く): 660437596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 271, 273, 349, 364, 468, 542, 546, 698, 813, 819, 1047, 1084, 1092, 1396, 1626, 1638, 1897, 2094, 2439, 2443, 3141, 3252, 3276, 3523, 3794, 4188, 4537, 4878, 4886, 5691, 6282, 7046, 7329, 7588, 9074, 9756, 9772, 10569, 11382, 12564, 13611, 14092, 14658, 17073, 18148, 21138, 21987, 22764, 24661, 27222, 29316, 31707, 31759, 34146, 40833, 42276, 43974, 49322, 54444, 63414, 63518, 68292, 73983, 81666, 87948, 94579, 95277, 98644, 126828, 127036, 147966, 163332, 189158, 190554, 221949, 283737, 285831, 295932, 378316, 381108, 443898, 567474, 571662, 662053, 851211, 887796, 1134948, 1143324, 1229527, 1324106, 1702422, 1986159, 2459054, 2648212, 3404844, 3688581, 3972318, 4918108, 5958477, 7377162, 7944636, 8606689, 11065743, 11916954, 14754324, 17213378, 22131486, 23833908, 25820067, 34426756, 44262972, 51640134, 77460201, 103280268, 154920402, 309840804]

約数ペア:

[(1, 309840804), (2, 154920402), (3, 103280268), (4, 77460201), (6, 51640134), (7, 44262972), (9, 34426756), (12, 25820067), (13, 23833908), (14, 22131486), (18, 17213378), (21, 14754324), (26, 11916954), (28, 11065743), (36, 8606689), (39, 7944636), (42, 7377162), (52, 5958477), (63, 4918108), (78, 3972318), (84, 3688581), (91, 3404844), (117, 2648212), (126, 2459054), (156, 1986159), (182, 1702422), (234, 1324106), (252, 1229527), (271, 1143324), (273, 1134948), (349, 887796), (364, 851211), (468, 662053), (542, 571662), (546, 567474), (698, 443898), (813, 381108), (819, 378316), (1047, 295932), (1084, 285831), (1092, 283737), (1396, 221949), (1626, 190554), (1638, 189158), (1897, 163332), (2094, 147966), (2439, 127036), (2443, 126828), (3141, 98644), (3252, 95277), (3276, 94579), (3523, 87948), (3794, 81666), (4188, 73983), (4537, 68292), (4878, 63518), (4886, 63414), (5691, 54444), (6282, 49322), (7046, 43974), (7329, 42276), (7588, 40833), (9074, 34146), (9756, 31759), (9772, 31707), (10569, 29316), (11382, 27222), (12564, 24661), (13611, 22764), (14092, 21987), (14658, 21138), (17073, 18148)]