309711948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1372

約数の個数: 144

約数和(自身を含む): 935230464

約数和(自身を除く): 625518516

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 49, 52, 62, 78, 84, 91, 93, 98, 124, 147, 156, 182, 186, 196, 217, 273, 294, 364, 372, 403, 434, 546, 588, 637, 651, 806, 868, 1092, 1209, 1274, 1302, 1307, 1519, 1612, 1911, 2418, 2548, 2604, 2614, 2821, 3038, 3822, 3921, 4557, 4836, 5228, 5642, 6076, 7644, 7842, 8463, 9114, 9149, 11284, 15684, 16926, 16991, 18228, 18298, 19747, 27447, 33852, 33982, 36596, 39494, 40517, 50973, 54894, 59241, 64043, 67964, 78988, 81034, 101946, 109788, 118482, 118937, 121551, 128086, 162068, 192129, 203892, 236964, 237874, 243102, 256172, 283619, 356811, 384258, 475748, 486204, 526721, 567238, 713622, 768516, 832559, 850857, 1053442, 1134476, 1427244, 1580163, 1665118, 1701714, 1985333, 2106884, 2497677, 3160326, 3330236, 3403428, 3687047, 3970666, 4995354, 5955999, 6320652, 7374094, 7941332, 9990708, 11061141, 11911998, 14748188, 22122282, 23823996, 25809329, 44244564, 51618658, 77427987, 103237316, 154855974, 309711948]

約数ペア:

[(1, 309711948), (2, 154855974), (3, 103237316), (4, 77427987), (6, 51618658), (7, 44244564), (12, 25809329), (13, 23823996), (14, 22122282), (21, 14748188), (26, 11911998), (28, 11061141), (31, 9990708), (39, 7941332), (42, 7374094), (49, 6320652), (52, 5955999), (62, 4995354), (78, 3970666), (84, 3687047), (91, 3403428), (93, 3330236), (98, 3160326), (124, 2497677), (147, 2106884), (156, 1985333), (182, 1701714), (186, 1665118), (196, 1580163), (217, 1427244), (273, 1134476), (294, 1053442), (364, 850857), (372, 832559), (403, 768516), (434, 713622), (546, 567238), (588, 526721), (637, 486204), (651, 475748), (806, 384258), (868, 356811), (1092, 283619), (1209, 256172), (1274, 243102), (1302, 237874), (1307, 236964), (1519, 203892), (1612, 192129), (1911, 162068), (2418, 128086), (2548, 121551), (2604, 118937), (2614, 118482), (2821, 109788), (3038, 101946), (3822, 81034), (3921, 78988), (4557, 67964), (4836, 64043), (5228, 59241), (5642, 54894), (6076, 50973), (7644, 40517), (7842, 39494), (8463, 36596), (9114, 33982), (9149, 33852), (11284, 27447), (15684, 19747), (16926, 18298), (16991, 18228)]