28259640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3413}}^1$

素因数の和:3453

約数の個数: 96

約数和(自身を含む): 95865120

約数和(自身を除く): 67605480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 3413, 4140, 6826, 8280, 10239, 13652, 17065, 20478, 27304, 30717, 34130, 40956, 51195, 61434, 68260, 78499, 81912, 102390, 122868, 136520, 153585, 156998, 204780, 235497, 245736, 307170, 313996, 392495, 409560, 470994, 614340, 627992, 706491, 784990, 941988, 1177485, 1228680, 1412982, 1569980, 1883976, 2354970, 2825964, 3139960, 3532455, 4709940, 5651928, 7064910, 9419880, 14129820, 28259640]

約数ペア:

[(1, 28259640), (2, 14129820), (3, 9419880), (4, 7064910), (5, 5651928), (6, 4709940), (8, 3532455), (9, 3139960), (10, 2825964), (12, 2354970), (15, 1883976), (18, 1569980), (20, 1412982), (23, 1228680), (24, 1177485), (30, 941988), (36, 784990), (40, 706491), (45, 627992), (46, 614340), (60, 470994), (69, 409560), (72, 392495), (90, 313996), (92, 307170), (115, 245736), (120, 235497), (138, 204780), (180, 156998), (184, 153585), (207, 136520), (230, 122868), (276, 102390), (345, 81912), (360, 78499), (414, 68260), (460, 61434), (552, 51195), (690, 40956), (828, 34130), (920, 30717), (1035, 27304), (1380, 20478), (1656, 17065), (2070, 13652), (2760, 10239), (3413, 8280), (4140, 6826)]