16820310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 47900160

約数和(自身を除く): 31079850

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 43, 51, 59, 65, 78, 85, 86, 102, 118, 129, 130, 170, 177, 195, 215, 221, 255, 258, 295, 354, 390, 430, 442, 510, 559, 590, 645, 663, 731, 767, 885, 1003, 1105, 1118, 1290, 1326, 1462, 1534, 1677, 1770, 2006, 2193, 2210, 2301, 2537, 2795, 3009, 3315, 3354, 3655, 3835, 4386, 4602, 5015, 5074, 5590, 6018, 6630, 7310, 7611, 7670, 8385, 9503, 10030, 10965, 11505, 12685, 13039, 15045, 15222, 16770, 19006, 21930, 23010, 25370, 26078, 28509, 30090, 32981, 38055, 39117, 43129, 47515, 57018, 65195, 65962, 76110, 78234, 86258, 95030, 98943, 129387, 130390, 142545, 164905, 195585, 197886, 215645, 258774, 285090, 329810, 391170, 431290, 494715, 560677, 646935, 989430, 1121354, 1293870, 1682031, 2803385, 3364062, 5606770, 8410155, 16820310]

約数ペア:

[(1, 16820310), (2, 8410155), (3, 5606770), (5, 3364062), (6, 2803385), (10, 1682031), (13, 1293870), (15, 1121354), (17, 989430), (26, 646935), (30, 560677), (34, 494715), (39, 431290), (43, 391170), (51, 329810), (59, 285090), (65, 258774), (78, 215645), (85, 197886), (86, 195585), (102, 164905), (118, 142545), (129, 130390), (130, 129387), (170, 98943), (177, 95030), (195, 86258), (215, 78234), (221, 76110), (255, 65962), (258, 65195), (295, 57018), (354, 47515), (390, 43129), (430, 39117), (442, 38055), (510, 32981), (559, 30090), (590, 28509), (645, 26078), (663, 25370), (731, 23010), (767, 21930), (885, 19006), (1003, 16770), (1105, 15222), (1118, 15045), (1290, 13039), (1326, 12685), (1462, 11505), (1534, 10965), (1677, 10030), (1770, 9503), (2006, 8385), (2193, 7670), (2210, 7611), (2301, 7310), (2537, 6630), (2795, 6018), (3009, 5590), (3315, 5074), (3354, 5015), (3655, 4602), (3835, 4386)]