198945780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 622950720

約数和(自身を除く): 424004940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 67, 110, 121, 132, 134, 165, 201, 220, 242, 268, 330, 335, 363, 402, 409, 484, 605, 660, 670, 726, 737, 804, 818, 1005, 1210, 1227, 1340, 1452, 1474, 1636, 1815, 2010, 2045, 2211, 2420, 2454, 2948, 3630, 3685, 4020, 4090, 4422, 4499, 4908, 6135, 7260, 7370, 8107, 8180, 8844, 8998, 11055, 12270, 13497, 14740, 16214, 17996, 22110, 22495, 24321, 24540, 26994, 27403, 32428, 40535, 44220, 44990, 48642, 49489, 53988, 54806, 67485, 81070, 82209, 89980, 97284, 98978, 109612, 121605, 134970, 137015, 148467, 162140, 164418, 197956, 243210, 247445, 269940, 274030, 296934, 301433, 328836, 411045, 486420, 494890, 548060, 593868, 602866, 742335, 822090, 904299, 989780, 1205732, 1484670, 1507165, 1644180, 1808598, 2969340, 3014330, 3315763, 3617196, 4521495, 6028660, 6631526, 9042990, 9947289, 13263052, 16578815, 18085980, 19894578, 33157630, 39789156, 49736445, 66315260, 99472890, 198945780]

約数ペア:

[(1, 198945780), (2, 99472890), (3, 66315260), (4, 49736445), (5, 39789156), (6, 33157630), (10, 19894578), (11, 18085980), (12, 16578815), (15, 13263052), (20, 9947289), (22, 9042990), (30, 6631526), (33, 6028660), (44, 4521495), (55, 3617196), (60, 3315763), (66, 3014330), (67, 2969340), (110, 1808598), (121, 1644180), (132, 1507165), (134, 1484670), (165, 1205732), (201, 989780), (220, 904299), (242, 822090), (268, 742335), (330, 602866), (335, 593868), (363, 548060), (402, 494890), (409, 486420), (484, 411045), (605, 328836), (660, 301433), (670, 296934), (726, 274030), (737, 269940), (804, 247445), (818, 243210), (1005, 197956), (1210, 164418), (1227, 162140), (1340, 148467), (1452, 137015), (1474, 134970), (1636, 121605), (1815, 109612), (2010, 98978), (2045, 97284), (2211, 89980), (2420, 82209), (2454, 81070), (2948, 67485), (3630, 54806), (3685, 53988), (4020, 49489), (4090, 48642), (4422, 44990), (4499, 44220), (4908, 40535), (6135, 32428), (7260, 27403), (7370, 26994), (8107, 24540), (8180, 24321), (8844, 22495), (8998, 22110), (11055, 17996), (12270, 16214), (13497, 14740)]