156921240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2099}}^1$

素因数の和:2209

約数の個数: 128

約数和(自身を含む): 544320000

約数和(自身を除く): 387398760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2099, 2136, 2492, 2670, 3115, 3560, 3738, 4198, 4984, 5340, 6230, 6297, 7476, 8396, 9345, 10495, 10680, 12460, 12594, 14693, 14952, 16792, 18690, 20990, 24920, 25188, 29386, 31485, 37380, 41980, 44079, 50376, 58772, 62970, 73465, 74760, 83960, 88158, 117544, 125940, 146930, 176316, 186811, 220395, 251880, 293860, 352632, 373622, 440790, 560433, 587720, 747244, 881580, 934055, 1120866, 1307677, 1494488, 1763160, 1868110, 2241732, 2615354, 2802165, 3736220, 3923031, 4483464, 5230708, 5604330, 6538385, 7472440, 7846062, 10461416, 11208660, 13076770, 15692124, 19615155, 22417320, 26153540, 31384248, 39230310, 52307080, 78460620, 156921240]

約数ペア:

[(1, 156921240), (2, 78460620), (3, 52307080), (4, 39230310), (5, 31384248), (6, 26153540), (7, 22417320), (8, 19615155), (10, 15692124), (12, 13076770), (14, 11208660), (15, 10461416), (20, 7846062), (21, 7472440), (24, 6538385), (28, 5604330), (30, 5230708), (35, 4483464), (40, 3923031), (42, 3736220), (56, 2802165), (60, 2615354), (70, 2241732), (84, 1868110), (89, 1763160), (105, 1494488), (120, 1307677), (140, 1120866), (168, 934055), (178, 881580), (210, 747244), (267, 587720), (280, 560433), (356, 440790), (420, 373622), (445, 352632), (534, 293860), (623, 251880), (712, 220395), (840, 186811), (890, 176316), (1068, 146930), (1246, 125940), (1335, 117544), (1780, 88158), (1869, 83960), (2099, 74760), (2136, 73465), (2492, 62970), (2670, 58772), (3115, 50376), (3560, 44079), (3738, 41980), (4198, 37380), (4984, 31485), (5340, 29386), (6230, 25188), (6297, 24920), (7476, 20990), (8396, 18690), (9345, 16792), (10495, 14952), (10680, 14693), (12460, 12594)]