201971730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1657}}^1$

素因数の和:1923

約数の個数: 64

約数和(自身を含む): 515704320

約数和(自身を除く): 313732590

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 239, 255, 478, 510, 717, 1195, 1434, 1657, 2390, 3314, 3585, 4063, 4971, 7170, 8126, 8285, 9942, 12189, 16570, 20315, 24378, 24855, 28169, 40630, 49710, 56338, 60945, 84507, 121890, 140845, 169014, 281690, 396023, 422535, 792046, 845070, 1188069, 1980115, 2376138, 3960230, 5940345, 6732391, 11880690, 13464782, 20197173, 33661955, 40394346, 67323910, 100985865, 201971730]

約数ペア:

[(1, 201971730), (2, 100985865), (3, 67323910), (5, 40394346), (6, 33661955), (10, 20197173), (15, 13464782), (17, 11880690), (30, 6732391), (34, 5940345), (51, 3960230), (85, 2376138), (102, 1980115), (170, 1188069), (239, 845070), (255, 792046), (478, 422535), (510, 396023), (717, 281690), (1195, 169014), (1434, 140845), (1657, 121890), (2390, 84507), (3314, 60945), (3585, 56338), (4063, 49710), (4971, 40630), (7170, 28169), (8126, 24855), (8285, 24378), (9942, 20315), (12189, 16570)]