390804228

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20599}}^1$

素因数の和:20657

約数の個数: 72

約数和(自身を含む): 1079769600

約数和(自身を除く): 688965372

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 1054, 1116, 1581, 2108, 3162, 4743, 6324, 9486, 18972, 20599, 41198, 61797, 82396, 123594, 185391, 247188, 350183, 370782, 638569, 700366, 741564, 1050549, 1277138, 1400732, 1915707, 2101098, 2554276, 3151647, 3831414, 4202196, 5747121, 6303294, 7662828, 10855673, 11494242, 12606588, 21711346, 22988484, 32567019, 43422692, 65134038, 97701057, 130268076, 195402114, 390804228]

約数ペア:

[(1, 390804228), (2, 195402114), (3, 130268076), (4, 97701057), (6, 65134038), (9, 43422692), (12, 32567019), (17, 22988484), (18, 21711346), (31, 12606588), (34, 11494242), (36, 10855673), (51, 7662828), (62, 6303294), (68, 5747121), (93, 4202196), (102, 3831414), (124, 3151647), (153, 2554276), (186, 2101098), (204, 1915707), (279, 1400732), (306, 1277138), (372, 1050549), (527, 741564), (558, 700366), (612, 638569), (1054, 370782), (1116, 350183), (1581, 247188), (2108, 185391), (3162, 123594), (4743, 82396), (6324, 61797), (9486, 41198), (18972, 20599)]