405309996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 216

約数和(自身を含む): 1313055744

約数和(自身を除く): 907745748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 169, 182, 186, 217, 234, 252, 273, 279, 307, 338, 364, 372, 403, 434, 468, 507, 546, 558, 614, 651, 676, 806, 819, 868, 921, 1014, 1092, 1116, 1183, 1209, 1228, 1302, 1521, 1612, 1638, 1842, 1953, 2028, 2149, 2366, 2418, 2604, 2763, 2821, 3042, 3276, 3549, 3627, 3684, 3906, 3991, 4298, 4732, 4836, 5239, 5526, 5642, 6084, 6447, 7098, 7254, 7812, 7982, 8463, 8596, 9517, 10478, 10647, 11052, 11284, 11973, 12894, 14196, 14508, 15717, 15964, 16926, 19034, 19341, 20956, 21294, 23946, 25389, 25788, 27937, 28551, 31434, 33852, 35919, 36673, 38068, 38682, 42588, 47151, 47892, 50778, 51883, 55874, 57102, 62868, 66619, 71838, 73346, 77364, 83811, 85653, 94302, 101556, 103766, 110019, 111748, 114204, 123721, 133238, 143676, 146692, 155649, 167622, 171306, 188604, 199857, 207532, 220038, 247442, 251433, 266476, 311298, 330057, 335244, 342612, 363181, 371163, 399714, 440076, 466947, 494884, 502866, 599571, 622596, 660114, 726362, 742326, 799428, 866047, 933894, 1005732, 1089543, 1113489, 1199142, 1320228, 1452724, 1484652, 1608373, 1732094, 1867788, 2179086, 2226978, 2398284, 2598141, 3216746, 3268629, 3464188, 4358172, 4453956, 4825119, 5196282, 6433492, 6537258, 7794423, 9650238, 10392564, 11258611, 13074516, 14475357, 15588846, 19300476, 22517222, 28950714, 31177692, 33775833, 45034444, 57901428, 67551666, 101327499, 135103332, 202654998, 405309996]

約数ペア:

[(1, 405309996), (2, 202654998), (3, 135103332), (4, 101327499), (6, 67551666), (7, 57901428), (9, 45034444), (12, 33775833), (13, 31177692), (14, 28950714), (18, 22517222), (21, 19300476), (26, 15588846), (28, 14475357), (31, 13074516), (36, 11258611), (39, 10392564), (42, 9650238), (52, 7794423), (62, 6537258), (63, 6433492), (78, 5196282), (84, 4825119), (91, 4453956), (93, 4358172), (117, 3464188), (124, 3268629), (126, 3216746), (156, 2598141), (169, 2398284), (182, 2226978), (186, 2179086), (217, 1867788), (234, 1732094), (252, 1608373), (273, 1484652), (279, 1452724), (307, 1320228), (338, 1199142), (364, 1113489), (372, 1089543), (403, 1005732), (434, 933894), (468, 866047), (507, 799428), (546, 742326), (558, 726362), (614, 660114), (651, 622596), (676, 599571), (806, 502866), (819, 494884), (868, 466947), (921, 440076), (1014, 399714), (1092, 371163), (1116, 363181), (1183, 342612), (1209, 335244), (1228, 330057), (1302, 311298), (1521, 266476), (1612, 251433), (1638, 247442), (1842, 220038), (1953, 207532), (2028, 199857), (2149, 188604), (2366, 171306), (2418, 167622), (2604, 155649), (2763, 146692), (2821, 143676), (3042, 133238), (3276, 123721), (3549, 114204), (3627, 111748), (3684, 110019), (3906, 103766), (3991, 101556), (4298, 94302), (4732, 85653), (4836, 83811), (5239, 77364), (5526, 73346), (5642, 71838), (6084, 66619), (6447, 62868), (7098, 57102), (7254, 55874), (7812, 51883), (7982, 50778), (8463, 47892), (8596, 47151), (9517, 42588), (10478, 38682), (10647, 38068), (11052, 36673), (11284, 35919), (11973, 33852), (12894, 31434), (14196, 28551), (14508, 27937), (15717, 25788), (15964, 25389), (16926, 23946), (19034, 21294), (19341, 20956)]