280504080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7678

約数の個数: 160

約数和(自身を含む): 1023148800

約数和(自身を除く): 742644720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 612, 680, 720, 765, 816, 918, 1020, 1080, 1224, 1360, 1530, 1836, 2040, 2160, 2295, 2448, 3060, 3672, 4080, 4590, 6120, 7344, 7639, 9180, 12240, 15278, 18360, 22917, 30556, 36720, 38195, 45834, 61112, 68751, 76390, 91668, 114585, 122224, 129863, 137502, 152780, 183336, 206253, 229170, 259726, 275004, 305560, 343755, 366672, 389589, 412506, 458340, 519452, 550008, 611120, 649315, 687510, 779178, 825012, 916680, 1031265, 1038904, 1100016, 1168767, 1298630, 1375020, 1558356, 1650024, 1833360, 1947945, 2062530, 2077808, 2337534, 2597260, 2750040, 3116712, 3300048, 3506301, 3895890, 4125060, 4675068, 5194520, 5500080, 5843835, 6233424, 7012602, 7791780, 8250120, 9350136, 10389040, 11687670, 14025204, 15583560, 16500240, 17531505, 18700272, 23375340, 28050408, 31167120, 35063010, 46750680, 56100816, 70126020, 93501360, 140252040, 280504080]

約数ペア:

[(1, 280504080), (2, 140252040), (3, 93501360), (4, 70126020), (5, 56100816), (6, 46750680), (8, 35063010), (9, 31167120), (10, 28050408), (12, 23375340), (15, 18700272), (16, 17531505), (17, 16500240), (18, 15583560), (20, 14025204), (24, 11687670), (27, 10389040), (30, 9350136), (34, 8250120), (36, 7791780), (40, 7012602), (45, 6233424), (48, 5843835), (51, 5500080), (54, 5194520), (60, 4675068), (68, 4125060), (72, 3895890), (80, 3506301), (85, 3300048), (90, 3116712), (102, 2750040), (108, 2597260), (120, 2337534), (135, 2077808), (136, 2062530), (144, 1947945), (153, 1833360), (170, 1650024), (180, 1558356), (204, 1375020), (216, 1298630), (240, 1168767), (255, 1100016), (270, 1038904), (272, 1031265), (306, 916680), (340, 825012), (360, 779178), (408, 687510), (432, 649315), (459, 611120), (510, 550008), (540, 519452), (612, 458340), (680, 412506), (720, 389589), (765, 366672), (816, 343755), (918, 305560), (1020, 275004), (1080, 259726), (1224, 229170), (1360, 206253), (1530, 183336), (1836, 152780), (2040, 137502), (2160, 129863), (2295, 122224), (2448, 114585), (3060, 91668), (3672, 76390), (4080, 68751), (4590, 61112), (6120, 45834), (7344, 38195), (7639, 36720), (9180, 30556), (12240, 22917), (15278, 18360)]