30984660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{1171}}^1$

素因数の和:1203

約数の個数: 144

約数和(自身を含む): 112230720

約数和(自身を除く): 81246060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1171, 1260, 1323, 1470, 1764, 1890, 2205, 2342, 2646, 2940, 3513, 3780, 4410, 4684, 5292, 5855, 6615, 7026, 8197, 8820, 10539, 11710, 13230, 14052, 16394, 17565, 21078, 23420, 24591, 26460, 31617, 32788, 35130, 40985, 42156, 49182, 52695, 57379, 63234, 70260, 73773, 81970, 98364, 105390, 114758, 122955, 126468, 147546, 158085, 163940, 172137, 210780, 221319, 229516, 245910, 286895, 295092, 316170, 344274, 368865, 442638, 491820, 516411, 573790, 632340, 688548, 737730, 860685, 885276, 1032822, 1106595, 1147580, 1475460, 1549233, 1721370, 2065644, 2213190, 2582055, 3098466, 3442740, 4426380, 5164110, 6196932, 7746165, 10328220, 15492330, 30984660]

約数ペア:

[(1, 30984660), (2, 15492330), (3, 10328220), (4, 7746165), (5, 6196932), (6, 5164110), (7, 4426380), (9, 3442740), (10, 3098466), (12, 2582055), (14, 2213190), (15, 2065644), (18, 1721370), (20, 1549233), (21, 1475460), (27, 1147580), (28, 1106595), (30, 1032822), (35, 885276), (36, 860685), (42, 737730), (45, 688548), (49, 632340), (54, 573790), (60, 516411), (63, 491820), (70, 442638), (84, 368865), (90, 344274), (98, 316170), (105, 295092), (108, 286895), (126, 245910), (135, 229516), (140, 221319), (147, 210780), (180, 172137), (189, 163940), (196, 158085), (210, 147546), (245, 126468), (252, 122955), (270, 114758), (294, 105390), (315, 98364), (378, 81970), (420, 73773), (441, 70260), (490, 63234), (540, 57379), (588, 52695), (630, 49182), (735, 42156), (756, 40985), (882, 35130), (945, 32788), (980, 31617), (1171, 26460), (1260, 24591), (1323, 23420), (1470, 21078), (1764, 17565), (1890, 16394), (2205, 14052), (2342, 13230), (2646, 11710), (2940, 10539), (3513, 8820), (3780, 8197), (4410, 7026), (4684, 6615), (5292, 5855)]