67321980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{281}}^1$

素因数の和:329

約数の個数: 144

約数和(自身を含む): 225415008

約数和(自身を除く): 158093028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 281, 330, 363, 396, 484, 495, 562, 605, 660, 726, 843, 990, 1089, 1124, 1210, 1331, 1405, 1452, 1686, 1815, 1980, 2178, 2420, 2529, 2662, 2810, 3091, 3372, 3630, 3993, 4215, 4356, 5058, 5324, 5445, 5620, 6182, 6655, 7260, 7986, 8430, 9273, 10116, 10890, 11979, 12364, 12645, 13310, 15455, 15972, 16860, 18546, 19965, 21780, 23958, 25290, 26620, 27819, 30910, 34001, 37092, 39930, 46365, 47916, 50580, 55638, 59895, 61820, 68002, 79860, 92730, 102003, 111276, 119790, 136004, 139095, 170005, 185460, 204006, 239580, 278190, 306009, 340010, 374011, 408012, 510015, 556380, 612018, 680020, 748022, 1020030, 1122033, 1224036, 1496044, 1530045, 1870055, 2040060, 2244066, 3060090, 3366099, 3740110, 4488132, 5610165, 6120180, 6732198, 7480220, 11220330, 13464396, 16830495, 22440660, 33660990, 67321980]

約数ペア:

[(1, 67321980), (2, 33660990), (3, 22440660), (4, 16830495), (5, 13464396), (6, 11220330), (9, 7480220), (10, 6732198), (11, 6120180), (12, 5610165), (15, 4488132), (18, 3740110), (20, 3366099), (22, 3060090), (30, 2244066), (33, 2040060), (36, 1870055), (44, 1530045), (45, 1496044), (55, 1224036), (60, 1122033), (66, 1020030), (90, 748022), (99, 680020), (110, 612018), (121, 556380), (132, 510015), (165, 408012), (180, 374011), (198, 340010), (220, 306009), (242, 278190), (281, 239580), (330, 204006), (363, 185460), (396, 170005), (484, 139095), (495, 136004), (562, 119790), (605, 111276), (660, 102003), (726, 92730), (843, 79860), (990, 68002), (1089, 61820), (1124, 59895), (1210, 55638), (1331, 50580), (1405, 47916), (1452, 46365), (1686, 39930), (1815, 37092), (1980, 34001), (2178, 30910), (2420, 27819), (2529, 26620), (2662, 25290), (2810, 23958), (3091, 21780), (3372, 19965), (3630, 18546), (3993, 16860), (4215, 15972), (4356, 15455), (5058, 13310), (5324, 12645), (5445, 12364), (5620, 11979), (6182, 10890), (6655, 10116), (7260, 9273), (7986, 8430)]