64067880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 139144920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 139, 167, 184, 230, 276, 278, 334, 345, 417, 460, 501, 552, 556, 668, 690, 695, 834, 835, 920, 1002, 1112, 1336, 1380, 1390, 1668, 1670, 2004, 2085, 2505, 2760, 2780, 3197, 3336, 3340, 3841, 4008, 4170, 5010, 5560, 6394, 6680, 7682, 8340, 9591, 10020, 11523, 12788, 15364, 15985, 16680, 19182, 19205, 20040, 23046, 23213, 25576, 30728, 31970, 38364, 38410, 46092, 46426, 47955, 57615, 63940, 69639, 76728, 76820, 92184, 92852, 95910, 115230, 116065, 127880, 139278, 153640, 185704, 191820, 230460, 232130, 278556, 348195, 383640, 460920, 464260, 533899, 557112, 696390, 928520, 1067798, 1392780, 1601697, 2135596, 2669495, 2785560, 3203394, 4271192, 5338990, 6406788, 8008485, 10677980, 12813576, 16016970, 21355960, 32033940, 64067880]

約数ペア:

[(1, 64067880), (2, 32033940), (3, 21355960), (4, 16016970), (5, 12813576), (6, 10677980), (8, 8008485), (10, 6406788), (12, 5338990), (15, 4271192), (20, 3203394), (23, 2785560), (24, 2669495), (30, 2135596), (40, 1601697), (46, 1392780), (60, 1067798), (69, 928520), (92, 696390), (115, 557112), (120, 533899), (138, 464260), (139, 460920), (167, 383640), (184, 348195), (230, 278556), (276, 232130), (278, 230460), (334, 191820), (345, 185704), (417, 153640), (460, 139278), (501, 127880), (552, 116065), (556, 115230), (668, 95910), (690, 92852), (695, 92184), (834, 76820), (835, 76728), (920, 69639), (1002, 63940), (1112, 57615), (1336, 47955), (1380, 46426), (1390, 46092), (1668, 38410), (1670, 38364), (2004, 31970), (2085, 30728), (2505, 25576), (2760, 23213), (2780, 23046), (3197, 20040), (3336, 19205), (3340, 19182), (3841, 16680), (4008, 15985), (4170, 15364), (5010, 12788), (5560, 11523), (6394, 10020), (6680, 9591), (7682, 8340)]