28249410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 84478464

約数和(自身を除く): 56229054

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 41, 42, 51, 70, 82, 85, 102, 105, 119, 123, 170, 193, 205, 210, 238, 246, 255, 287, 357, 386, 410, 510, 574, 579, 595, 615, 697, 714, 861, 965, 1158, 1190, 1230, 1351, 1394, 1435, 1722, 1785, 1930, 2091, 2702, 2870, 2895, 3281, 3485, 3570, 4053, 4182, 4305, 4879, 5790, 6562, 6755, 6970, 7913, 8106, 8610, 9758, 9843, 10455, 13510, 14637, 15826, 16405, 19686, 20265, 20910, 22967, 23739, 24395, 29274, 32810, 39565, 40530, 45934, 47478, 48790, 49215, 55391, 68901, 73185, 79130, 98430, 110782, 114835, 118695, 134521, 137802, 146370, 166173, 229670, 237390, 269042, 276955, 332346, 344505, 403563, 553910, 672605, 689010, 807126, 830865, 941647, 1345210, 1661730, 1883294, 2017815, 2824941, 4035630, 4708235, 5649882, 9416470, 14124705, 28249410]

約数ペア:

[(1, 28249410), (2, 14124705), (3, 9416470), (5, 5649882), (6, 4708235), (7, 4035630), (10, 2824941), (14, 2017815), (15, 1883294), (17, 1661730), (21, 1345210), (30, 941647), (34, 830865), (35, 807126), (41, 689010), (42, 672605), (51, 553910), (70, 403563), (82, 344505), (85, 332346), (102, 276955), (105, 269042), (119, 237390), (123, 229670), (170, 166173), (193, 146370), (205, 137802), (210, 134521), (238, 118695), (246, 114835), (255, 110782), (287, 98430), (357, 79130), (386, 73185), (410, 68901), (510, 55391), (574, 49215), (579, 48790), (595, 47478), (615, 45934), (697, 40530), (714, 39565), (861, 32810), (965, 29274), (1158, 24395), (1190, 23739), (1230, 22967), (1351, 20910), (1394, 20265), (1435, 19686), (1722, 16405), (1785, 15826), (1930, 14637), (2091, 13510), (2702, 10455), (2870, 9843), (2895, 9758), (3281, 8610), (3485, 8106), (3570, 7913), (4053, 6970), (4182, 6755), (4305, 6562), (4879, 5790)]