251589870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 792529920

約数和(自身を除く): 540940050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 97, 105, 115, 126, 138, 161, 179, 194, 207, 210, 230, 291, 315, 322, 345, 358, 414, 483, 485, 537, 582, 630, 679, 690, 805, 873, 895, 966, 970, 1035, 1074, 1253, 1358, 1449, 1455, 1610, 1611, 1746, 1790, 2037, 2070, 2231, 2415, 2506, 2685, 2898, 2910, 3222, 3395, 3759, 4074, 4117, 4365, 4462, 4830, 5370, 6111, 6265, 6693, 6790, 7245, 7518, 8055, 8234, 8730, 10185, 11155, 11277, 12222, 12351, 12530, 13386, 14490, 15617, 16110, 17363, 18795, 20079, 20370, 20585, 22310, 22554, 24702, 28819, 30555, 31234, 33465, 34726, 37053, 37590, 40158, 41170, 46851, 52089, 56385, 57638, 61110, 61755, 66930, 74106, 78085, 86457, 86815, 93702, 100395, 104178, 112770, 121541, 123510, 140553, 144095, 156170, 156267, 172914, 173630, 185265, 200790, 234255, 243082, 259371, 260445, 281106, 288190, 312534, 364623, 370530, 399349, 432285, 468510, 518742, 520890, 607705, 702765, 729246, 781335, 798698, 864570, 1093869, 1198047, 1215410, 1296855, 1405530, 1562670, 1823115, 1996745, 2187738, 2396094, 2593710, 2795443, 3594141, 3646230, 3993490, 5469345, 5590886, 5990235, 7188282, 8386329, 10938690, 11980470, 13977215, 16772658, 17970705, 25158987, 27954430, 35941410, 41931645, 50317974, 83863290, 125794935, 251589870]

約数ペア:

[(1, 251589870), (2, 125794935), (3, 83863290), (5, 50317974), (6, 41931645), (7, 35941410), (9, 27954430), (10, 25158987), (14, 17970705), (15, 16772658), (18, 13977215), (21, 11980470), (23, 10938690), (30, 8386329), (35, 7188282), (42, 5990235), (45, 5590886), (46, 5469345), (63, 3993490), (69, 3646230), (70, 3594141), (90, 2795443), (97, 2593710), (105, 2396094), (115, 2187738), (126, 1996745), (138, 1823115), (161, 1562670), (179, 1405530), (194, 1296855), (207, 1215410), (210, 1198047), (230, 1093869), (291, 864570), (315, 798698), (322, 781335), (345, 729246), (358, 702765), (414, 607705), (483, 520890), (485, 518742), (537, 468510), (582, 432285), (630, 399349), (679, 370530), (690, 364623), (805, 312534), (873, 288190), (895, 281106), (966, 260445), (970, 259371), (1035, 243082), (1074, 234255), (1253, 200790), (1358, 185265), (1449, 173630), (1455, 172914), (1610, 156267), (1611, 156170), (1746, 144095), (1790, 140553), (2037, 123510), (2070, 121541), (2231, 112770), (2415, 104178), (2506, 100395), (2685, 93702), (2898, 86815), (2910, 86457), (3222, 78085), (3395, 74106), (3759, 66930), (4074, 61755), (4117, 61110), (4365, 57638), (4462, 56385), (4830, 52089), (5370, 46851), (6111, 41170), (6265, 40158), (6693, 37590), (6790, 37053), (7245, 34726), (7518, 33465), (8055, 31234), (8234, 30555), (8730, 28819), (10185, 24702), (11155, 22554), (11277, 22310), (12222, 20585), (12351, 20370), (12530, 20079), (13386, 18795), (14490, 17363), (15617, 16110)]