78460620

素因数分解:

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

素因数の和:2207

約数の個数: 96

約数和(自身を含む): 254016000

約数和(自身を除く): 175555380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1869, 2099, 2492, 2670, 3115, 3738, 4198, 5340, 6230, 6297, 7476, 8396, 9345, 10495, 12460, 12594, 14693, 18690, 20990, 25188, 29386, 31485, 37380, 41980, 44079, 58772, 62970, 73465, 88158, 125940, 146930, 176316, 186811, 220395, 293860, 373622, 440790, 560433, 747244, 881580, 934055, 1120866, 1307677, 1868110, 2241732, 2615354, 2802165, 3736220, 3923031, 5230708, 5604330, 6538385, 7846062, 11208660, 13076770, 15692124, 19615155, 26153540, 39230310, 78460620]

約数ペア:

[(1, 78460620), (2, 39230310), (3, 26153540), (4, 19615155), (5, 15692124), (6, 13076770), (7, 11208660), (10, 7846062), (12, 6538385), (14, 5604330), (15, 5230708), (20, 3923031), (21, 3736220), (28, 2802165), (30, 2615354), (35, 2241732), (42, 1868110), (60, 1307677), (70, 1120866), (84, 934055), (89, 881580), (105, 747244), (140, 560433), (178, 440790), (210, 373622), (267, 293860), (356, 220395), (420, 186811), (445, 176316), (534, 146930), (623, 125940), (890, 88158), (1068, 73465), (1246, 62970), (1335, 58772), (1780, 44079), (1869, 41980), (2099, 37380), (2492, 31485), (2670, 29386), (3115, 25188), (3738, 20990), (4198, 18690), (5340, 14693), (6230, 12594), (6297, 12460), (7476, 10495), (8396, 9345)]