28390680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4673

約数の個数: 96

約数和(自身を含む): 97718400

約数和(自身を除く): 69327720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 4639, 6120, 9278, 13917, 18556, 23195, 27834, 37112, 41751, 46390, 55668, 69585, 78863, 83502, 92780, 111336, 139170, 157726, 167004, 185560, 208755, 236589, 278340, 315452, 334008, 394315, 417510, 473178, 556680, 630904, 709767, 788630, 835020, 946356, 1182945, 1419534, 1577260, 1670040, 1892712, 2365890, 2839068, 3154520, 3548835, 4731780, 5678136, 7097670, 9463560, 14195340, 28390680]

約数ペア:

[(1, 28390680), (2, 14195340), (3, 9463560), (4, 7097670), (5, 5678136), (6, 4731780), (8, 3548835), (9, 3154520), (10, 2839068), (12, 2365890), (15, 1892712), (17, 1670040), (18, 1577260), (20, 1419534), (24, 1182945), (30, 946356), (34, 835020), (36, 788630), (40, 709767), (45, 630904), (51, 556680), (60, 473178), (68, 417510), (72, 394315), (85, 334008), (90, 315452), (102, 278340), (120, 236589), (136, 208755), (153, 185560), (170, 167004), (180, 157726), (204, 139170), (255, 111336), (306, 92780), (340, 83502), (360, 78863), (408, 69585), (510, 55668), (612, 46390), (680, 41751), (765, 37112), (1020, 27834), (1224, 23195), (1530, 18556), (2040, 13917), (3060, 9278), (4639, 6120)]