16604820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3181}}^1$

素因数の和:3225

約数の個数: 72

約数和(自身を含む): 52121160

約数和(自身を除く): 35516340

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, 3181, 5220, 6362, 9543, 12724, 15905, 19086, 28629, 31810, 38172, 47715, 57258, 63620, 92249, 95430, 114516, 143145, 184498, 190860, 276747, 286290, 368996, 461245, 553494, 572580, 830241, 922490, 1106988, 1383735, 1660482, 1844980, 2767470, 3320964, 4151205, 5534940, 8302410, 16604820]

約数ペア:

[(1, 16604820), (2, 8302410), (3, 5534940), (4, 4151205), (5, 3320964), (6, 2767470), (9, 1844980), (10, 1660482), (12, 1383735), (15, 1106988), (18, 922490), (20, 830241), (29, 572580), (30, 553494), (36, 461245), (45, 368996), (58, 286290), (60, 276747), (87, 190860), (90, 184498), (116, 143145), (145, 114516), (174, 95430), (180, 92249), (261, 63620), (290, 57258), (348, 47715), (435, 38172), (522, 31810), (580, 28629), (870, 19086), (1044, 15905), (1305, 12724), (1740, 9543), (2610, 6362), (3181, 5220)]