28875600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:654

約数の個数: 180

約数和(自身を含む): 108089436

約数和(自身を除く): 79213836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 130, 144, 150, 156, 180, 195, 200, 208, 225, 234, 240, 260, 300, 312, 325, 360, 390, 400, 450, 468, 520, 585, 600, 617, 624, 650, 720, 780, 900, 936, 975, 1040, 1170, 1200, 1234, 1300, 1560, 1800, 1851, 1872, 1950, 2340, 2468, 2600, 2925, 3085, 3120, 3600, 3702, 3900, 4680, 4936, 5200, 5553, 5850, 6170, 7404, 7800, 8021, 9255, 9360, 9872, 11106, 11700, 12340, 14808, 15425, 15600, 16042, 18510, 22212, 23400, 24063, 24680, 27765, 29616, 30850, 32084, 37020, 40105, 44424, 46275, 46800, 48126, 49360, 55530, 61700, 64168, 72189, 74040, 80210, 88848, 92550, 96252, 111060, 120315, 123400, 128336, 138825, 144378, 148080, 160420, 185100, 192504, 200525, 222120, 240630, 246800, 277650, 288756, 320840, 360945, 370200, 385008, 401050, 444240, 481260, 555300, 577512, 601575, 641680, 721890, 740400, 802100, 962520, 1110600, 1155024, 1203150, 1443780, 1604200, 1804725, 1925040, 2221200, 2406300, 2887560, 3208400, 3609450, 4812600, 5775120, 7218900, 9625200, 14437800, 28875600]

約数ペア:

[(1, 28875600), (2, 14437800), (3, 9625200), (4, 7218900), (5, 5775120), (6, 4812600), (8, 3609450), (9, 3208400), (10, 2887560), (12, 2406300), (13, 2221200), (15, 1925040), (16, 1804725), (18, 1604200), (20, 1443780), (24, 1203150), (25, 1155024), (26, 1110600), (30, 962520), (36, 802100), (39, 740400), (40, 721890), (45, 641680), (48, 601575), (50, 577512), (52, 555300), (60, 481260), (65, 444240), (72, 401050), (75, 385008), (78, 370200), (80, 360945), (90, 320840), (100, 288756), (104, 277650), (117, 246800), (120, 240630), (130, 222120), (144, 200525), (150, 192504), (156, 185100), (180, 160420), (195, 148080), (200, 144378), (208, 138825), (225, 128336), (234, 123400), (240, 120315), (260, 111060), (300, 96252), (312, 92550), (325, 88848), (360, 80210), (390, 74040), (400, 72189), (450, 64168), (468, 61700), (520, 55530), (585, 49360), (600, 48126), (617, 46800), (624, 46275), (650, 44424), (720, 40105), (780, 37020), (900, 32084), (936, 30850), (975, 29616), (1040, 27765), (1170, 24680), (1200, 24063), (1234, 23400), (1300, 22212), (1560, 18510), (1800, 16042), (1851, 15600), (1872, 15425), (1950, 14808), (2340, 12340), (2468, 11700), (2600, 11106), (2925, 9872), (3085, 9360), (3120, 9255), (3600, 8021), (3702, 7800), (3900, 7404), (4680, 6170), (4936, 5850), (5200, 5553)]