28572210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 82114560

約数和(自身を除く): 53542350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 43, 45, 46, 54, 69, 86, 90, 107, 115, 129, 135, 138, 207, 214, 215, 230, 258, 270, 321, 345, 387, 414, 430, 535, 621, 642, 645, 690, 774, 963, 989, 1035, 1070, 1161, 1242, 1290, 1605, 1926, 1935, 1978, 2070, 2322, 2461, 2889, 2967, 3105, 3210, 3870, 4601, 4815, 4922, 4945, 5778, 5805, 5934, 6210, 7383, 8901, 9202, 9630, 9890, 11610, 12305, 13803, 14445, 14766, 14835, 17802, 22149, 23005, 24610, 26703, 27606, 28890, 29670, 36915, 41409, 44298, 44505, 46010, 53406, 66447, 69015, 73830, 82818, 89010, 105823, 110745, 124227, 132894, 133515, 138030, 207045, 211646, 221490, 248454, 267030, 317469, 332235, 414090, 529115, 621135, 634938, 664470, 952407, 1058230, 1242270, 1587345, 1904814, 2857221, 3174690, 4762035, 5714442, 9524070, 14286105, 28572210]

約数ペア:

[(1, 28572210), (2, 14286105), (3, 9524070), (5, 5714442), (6, 4762035), (9, 3174690), (10, 2857221), (15, 1904814), (18, 1587345), (23, 1242270), (27, 1058230), (30, 952407), (43, 664470), (45, 634938), (46, 621135), (54, 529115), (69, 414090), (86, 332235), (90, 317469), (107, 267030), (115, 248454), (129, 221490), (135, 211646), (138, 207045), (207, 138030), (214, 133515), (215, 132894), (230, 124227), (258, 110745), (270, 105823), (321, 89010), (345, 82818), (387, 73830), (414, 69015), (430, 66447), (535, 53406), (621, 46010), (642, 44505), (645, 44298), (690, 41409), (774, 36915), (963, 29670), (989, 28890), (1035, 27606), (1070, 26703), (1161, 24610), (1242, 23005), (1290, 22149), (1605, 17802), (1926, 14835), (1935, 14766), (1978, 14445), (2070, 13803), (2322, 12305), (2461, 11610), (2889, 9890), (2967, 9630), (3105, 9202), (3210, 8901), (3870, 7383), (4601, 6210), (4815, 5934), (4922, 5805), (4945, 5778)]