79866720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1557

約数の個数: 144

約数和(自身を含む): 280098000

約数和(自身を除く): 200231280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1332, 1440, 1480, 1499, 1665, 1776, 2220, 2664, 2960, 2998, 3330, 3552, 4440, 4497, 5328, 5920, 5996, 6660, 7495, 8880, 8994, 10656, 11992, 13320, 13491, 14990, 17760, 17988, 22485, 23984, 26640, 26982, 29980, 35976, 44970, 47968, 53280, 53964, 55463, 59960, 67455, 71952, 89940, 107928, 110926, 119920, 134910, 143904, 166389, 179880, 215856, 221852, 239840, 269820, 277315, 332778, 359760, 431712, 443704, 499167, 539640, 554630, 665556, 719520, 831945, 887408, 998334, 1079280, 1109260, 1331112, 1663890, 1774816, 1996668, 2158560, 2218520, 2495835, 2662224, 3327780, 3993336, 4437040, 4991670, 5324448, 6655560, 7986672, 8874080, 9983340, 13311120, 15973344, 19966680, 26622240, 39933360, 79866720]

約数ペア:

[(1, 79866720), (2, 39933360), (3, 26622240), (4, 19966680), (5, 15973344), (6, 13311120), (8, 9983340), (9, 8874080), (10, 7986672), (12, 6655560), (15, 5324448), (16, 4991670), (18, 4437040), (20, 3993336), (24, 3327780), (30, 2662224), (32, 2495835), (36, 2218520), (37, 2158560), (40, 1996668), (45, 1774816), (48, 1663890), (60, 1331112), (72, 1109260), (74, 1079280), (80, 998334), (90, 887408), (96, 831945), (111, 719520), (120, 665556), (144, 554630), (148, 539640), (160, 499167), (180, 443704), (185, 431712), (222, 359760), (240, 332778), (288, 277315), (296, 269820), (333, 239840), (360, 221852), (370, 215856), (444, 179880), (480, 166389), (555, 143904), (592, 134910), (666, 119920), (720, 110926), (740, 107928), (888, 89940), (1110, 71952), (1184, 67455), (1332, 59960), (1440, 55463), (1480, 53964), (1499, 53280), (1665, 47968), (1776, 44970), (2220, 35976), (2664, 29980), (2960, 26982), (2998, 26640), (3330, 23984), (3552, 22485), (4440, 17988), (4497, 17760), (5328, 14990), (5920, 13491), (5996, 13320), (6660, 11992), (7495, 10656), (8880, 8994)]