89809720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2243}}^1$

素因数の和:2285

約数の個数: 128

約数和(自身を含む): 271434240

約数和(自身を除く): 181624520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2243, 2860, 3080, 3640, 4004, 4486, 5005, 5720, 8008, 8972, 10010, 11215, 15701, 17944, 20020, 22430, 24673, 29159, 31402, 40040, 44860, 49346, 58318, 62804, 78505, 89720, 98692, 116636, 123365, 125608, 145795, 157010, 172711, 197384, 204113, 233272, 246730, 291590, 314020, 320749, 345422, 408226, 493460, 583180, 628040, 641498, 690844, 816452, 863555, 986920, 1020565, 1166360, 1282996, 1381688, 1603745, 1632904, 1727110, 2041130, 2245243, 2565992, 3207490, 3454220, 4082260, 4490486, 6414980, 6908440, 8164520, 8980972, 11226215, 12829960, 17961944, 22452430, 44904860, 89809720]

約数ペア:

[(1, 89809720), (2, 44904860), (4, 22452430), (5, 17961944), (7, 12829960), (8, 11226215), (10, 8980972), (11, 8164520), (13, 6908440), (14, 6414980), (20, 4490486), (22, 4082260), (26, 3454220), (28, 3207490), (35, 2565992), (40, 2245243), (44, 2041130), (52, 1727110), (55, 1632904), (56, 1603745), (65, 1381688), (70, 1282996), (77, 1166360), (88, 1020565), (91, 986920), (104, 863555), (110, 816452), (130, 690844), (140, 641498), (143, 628040), (154, 583180), (182, 493460), (220, 408226), (260, 345422), (280, 320749), (286, 314020), (308, 291590), (364, 246730), (385, 233272), (440, 204113), (455, 197384), (520, 172711), (572, 157010), (616, 145795), (715, 125608), (728, 123365), (770, 116636), (910, 98692), (1001, 89720), (1144, 78505), (1430, 62804), (1540, 58318), (1820, 49346), (2002, 44860), (2243, 40040), (2860, 31402), (3080, 29159), (3640, 24673), (4004, 22430), (4486, 20020), (5005, 17944), (5720, 15701), (8008, 11215), (8972, 10010)]