28443870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 192

約数和(自身を含む): 95606784

約数和(自身を除く): 67162914

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 23, 26, 30, 35, 39, 42, 45, 46, 63, 65, 69, 70, 78, 90, 91, 105, 115, 117, 126, 130, 138, 151, 161, 182, 195, 207, 210, 230, 234, 273, 299, 302, 315, 322, 345, 390, 414, 453, 455, 483, 546, 585, 598, 630, 690, 755, 805, 819, 897, 906, 910, 966, 1035, 1057, 1170, 1359, 1365, 1449, 1495, 1510, 1610, 1638, 1794, 1963, 2070, 2093, 2114, 2265, 2415, 2691, 2718, 2730, 2898, 2990, 3171, 3473, 3926, 4095, 4186, 4485, 4530, 4830, 5285, 5382, 5889, 6279, 6342, 6795, 6946, 7245, 8190, 8970, 9513, 9815, 10419, 10465, 10570, 11778, 12558, 13455, 13590, 13741, 14490, 15855, 17365, 17667, 18837, 19026, 19630, 20838, 20930, 24311, 26910, 27482, 29445, 31257, 31395, 31710, 34730, 35334, 37674, 41223, 45149, 47565, 48622, 52095, 58890, 62514, 62790, 68705, 72933, 82446, 88335, 90298, 94185, 95130, 104190, 121555, 123669, 135447, 137410, 145866, 156285, 176670, 188370, 206115, 218799, 225745, 243110, 247338, 270894, 312570, 316043, 364665, 406341, 412230, 437598, 451490, 618345, 632086, 677235, 729330, 812682, 948129, 1093995, 1236690, 1354470, 1580215, 1896258, 2031705, 2187990, 2844387, 3160430, 4063410, 4740645, 5688774, 9481290, 14221935, 28443870]

約数ペア:

[(1, 28443870), (2, 14221935), (3, 9481290), (5, 5688774), (6, 4740645), (7, 4063410), (9, 3160430), (10, 2844387), (13, 2187990), (14, 2031705), (15, 1896258), (18, 1580215), (21, 1354470), (23, 1236690), (26, 1093995), (30, 948129), (35, 812682), (39, 729330), (42, 677235), (45, 632086), (46, 618345), (63, 451490), (65, 437598), (69, 412230), (70, 406341), (78, 364665), (90, 316043), (91, 312570), (105, 270894), (115, 247338), (117, 243110), (126, 225745), (130, 218799), (138, 206115), (151, 188370), (161, 176670), (182, 156285), (195, 145866), (207, 137410), (210, 135447), (230, 123669), (234, 121555), (273, 104190), (299, 95130), (302, 94185), (315, 90298), (322, 88335), (345, 82446), (390, 72933), (414, 68705), (453, 62790), (455, 62514), (483, 58890), (546, 52095), (585, 48622), (598, 47565), (630, 45149), (690, 41223), (755, 37674), (805, 35334), (819, 34730), (897, 31710), (906, 31395), (910, 31257), (966, 29445), (1035, 27482), (1057, 26910), (1170, 24311), (1359, 20930), (1365, 20838), (1449, 19630), (1495, 19026), (1510, 18837), (1610, 17667), (1638, 17365), (1794, 15855), (1963, 14490), (2070, 13741), (2093, 13590), (2114, 13455), (2265, 12558), (2415, 11778), (2691, 10570), (2718, 10465), (2730, 10419), (2898, 9815), (2990, 9513), (3171, 8970), (3473, 8190), (3926, 7245), (4095, 6946), (4186, 6795), (4485, 6342), (4530, 6279), (4830, 5889), (5285, 5382)]