15654780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2999}}^1$

素因数の和:3043

約数の個数: 72

約数和(自身を含む): 49140000

約数和(自身を除く): 33485220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 2999, 5220, 5998, 8997, 11996, 14995, 17994, 26991, 29990, 35988, 44985, 53982, 59980, 86971, 89970, 107964, 134955, 173942, 179940, 260913, 269910, 347884, 434855, 521826, 539820, 782739, 869710, 1043652, 1304565, 1565478, 1739420, 2609130, 3130956, 3913695, 5218260, 7827390, 15654780]

約数ペア:

[(1, 15654780), (2, 7827390), (3, 5218260), (4, 3913695), (5, 3130956), (6, 2609130), (9, 1739420), (10, 1565478), (12, 1304565), (15, 1043652), (18, 869710), (20, 782739), (29, 539820), (30, 521826), (36, 434855), (45, 347884), (58, 269910), (60, 260913), (87, 179940), (90, 173942), (116, 134955), (145, 107964), (174, 89970), (180, 86971), (261, 59980), (290, 53982), (348, 44985), (435, 35988), (522, 29990), (580, 26991), (870, 17994), (1044, 14995), (1305, 11996), (1740, 8997), (2610, 5998), (2999, 5220)]