28506720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5399}}^1$

素因数の和:5428

約数の個数: 96

約数和(自身を含む): 97977600

約数和(自身を除く): 69470880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 5399, 10798, 16197, 21596, 26995, 32394, 43192, 53990, 59389, 64788, 80985, 86384, 107980, 118778, 129576, 161970, 172768, 178167, 215960, 237556, 259152, 296945, 323940, 356334, 431920, 475112, 518304, 593890, 647880, 712668, 863840, 890835, 950224, 1187780, 1295760, 1425336, 1781670, 1900448, 2375560, 2591520, 2850672, 3563340, 4751120, 5701344, 7126680, 9502240, 14253360, 28506720]

約数ペア:

[(1, 28506720), (2, 14253360), (3, 9502240), (4, 7126680), (5, 5701344), (6, 4751120), (8, 3563340), (10, 2850672), (11, 2591520), (12, 2375560), (15, 1900448), (16, 1781670), (20, 1425336), (22, 1295760), (24, 1187780), (30, 950224), (32, 890835), (33, 863840), (40, 712668), (44, 647880), (48, 593890), (55, 518304), (60, 475112), (66, 431920), (80, 356334), (88, 323940), (96, 296945), (110, 259152), (120, 237556), (132, 215960), (160, 178167), (165, 172768), (176, 161970), (220, 129576), (240, 118778), (264, 107980), (330, 86384), (352, 80985), (440, 64788), (480, 59389), (528, 53990), (660, 43192), (880, 32394), (1056, 26995), (1320, 21596), (1760, 16197), (2640, 10798), (5280, 5399)]