4257990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 144

約数和(自身を含む): 13444704

約数和(自身を除く): 9186714

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 23, 30, 33, 34, 45, 46, 51, 55, 66, 69, 85, 90, 99, 102, 110, 115, 121, 138, 153, 165, 170, 187, 198, 207, 230, 242, 253, 255, 306, 330, 345, 363, 374, 391, 414, 495, 506, 510, 561, 605, 690, 726, 759, 765, 782, 935, 990, 1035, 1089, 1122, 1173, 1210, 1265, 1518, 1530, 1683, 1815, 1870, 1955, 2057, 2070, 2178, 2277, 2346, 2530, 2783, 2805, 3366, 3519, 3630, 3795, 3910, 4114, 4301, 4554, 5445, 5566, 5610, 5865, 6171, 7038, 7590, 8349, 8415, 8602, 10285, 10890, 11385, 11730, 12342, 12903, 13915, 16698, 16830, 17595, 18513, 20570, 21505, 22770, 25047, 25806, 27830, 30855, 35190, 37026, 38709, 41745, 43010, 47311, 50094, 61710, 64515, 77418, 83490, 92565, 94622, 125235, 129030, 141933, 185130, 193545, 236555, 250470, 283866, 387090, 425799, 473110, 709665, 851598, 1419330, 2128995, 4257990]

約数ペア:

[(1, 4257990), (2, 2128995), (3, 1419330), (5, 851598), (6, 709665), (9, 473110), (10, 425799), (11, 387090), (15, 283866), (17, 250470), (18, 236555), (22, 193545), (23, 185130), (30, 141933), (33, 129030), (34, 125235), (45, 94622), (46, 92565), (51, 83490), (55, 77418), (66, 64515), (69, 61710), (85, 50094), (90, 47311), (99, 43010), (102, 41745), (110, 38709), (115, 37026), (121, 35190), (138, 30855), (153, 27830), (165, 25806), (170, 25047), (187, 22770), (198, 21505), (207, 20570), (230, 18513), (242, 17595), (253, 16830), (255, 16698), (306, 13915), (330, 12903), (345, 12342), (363, 11730), (374, 11385), (391, 10890), (414, 10285), (495, 8602), (506, 8415), (510, 8349), (561, 7590), (605, 7038), (690, 6171), (726, 5865), (759, 5610), (765, 5566), (782, 5445), (935, 4554), (990, 4301), (1035, 4114), (1089, 3910), (1122, 3795), (1173, 3630), (1210, 3519), (1265, 3366), (1518, 2805), (1530, 2783), (1683, 2530), (1815, 2346), (1870, 2277), (1955, 2178), (2057, 2070)]