219720540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6551}}^1$

素因数の和:6619

約数の個数: 96

約数和(自身を含む): 678053376

約数和(自身を除く): 458332836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1677, 2236, 2580, 2795, 3354, 5590, 6551, 6708, 8385, 11180, 13102, 16770, 19653, 26204, 32755, 33540, 39306, 65510, 78612, 85163, 98265, 131020, 170326, 196530, 255489, 281693, 340652, 393060, 425815, 510978, 563386, 845079, 851630, 1021956, 1126772, 1277445, 1408465, 1690158, 1703260, 2554890, 2816930, 3380316, 3662009, 4225395, 5109780, 5633860, 7324018, 8450790, 10986027, 14648036, 16901580, 18310045, 21972054, 36620090, 43944108, 54930135, 73240180, 109860270, 219720540]

約数ペア:

[(1, 219720540), (2, 109860270), (3, 73240180), (4, 54930135), (5, 43944108), (6, 36620090), (10, 21972054), (12, 18310045), (13, 16901580), (15, 14648036), (20, 10986027), (26, 8450790), (30, 7324018), (39, 5633860), (43, 5109780), (52, 4225395), (60, 3662009), (65, 3380316), (78, 2816930), (86, 2554890), (129, 1703260), (130, 1690158), (156, 1408465), (172, 1277445), (195, 1126772), (215, 1021956), (258, 851630), (260, 845079), (390, 563386), (430, 510978), (516, 425815), (559, 393060), (645, 340652), (780, 281693), (860, 255489), (1118, 196530), (1290, 170326), (1677, 131020), (2236, 98265), (2580, 85163), (2795, 78612), (3354, 65510), (5590, 39306), (6551, 33540), (6708, 32755), (8385, 26204), (11180, 19653), (13102, 16770)]