80874780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 192

約数和(自身を含む): 281014272

約数和(自身を除く): 200139492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 47, 51, 60, 68, 70, 84, 85, 94, 102, 105, 119, 140, 141, 170, 188, 204, 210, 235, 238, 241, 255, 282, 329, 340, 357, 420, 470, 476, 482, 510, 564, 595, 658, 705, 714, 723, 799, 940, 964, 987, 1020, 1190, 1205, 1316, 1410, 1428, 1446, 1598, 1645, 1687, 1785, 1974, 2380, 2397, 2410, 2820, 2892, 3196, 3290, 3374, 3570, 3615, 3948, 3995, 4097, 4794, 4820, 4935, 5061, 5593, 6580, 6748, 7140, 7230, 7990, 8194, 8435, 9588, 9870, 10122, 11186, 11327, 11985, 12291, 14460, 15980, 16388, 16779, 16870, 19740, 20244, 20485, 22372, 22654, 23970, 24582, 25305, 27965, 28679, 33558, 33740, 33981, 40970, 45308, 47940, 49164, 50610, 55930, 56635, 57358, 61455, 67116, 67962, 79289, 81940, 83895, 86037, 101220, 111860, 113270, 114716, 122910, 135924, 143395, 158578, 167790, 169905, 172074, 192559, 226540, 237867, 245820, 286790, 317156, 335580, 339810, 344148, 385118, 396445, 430185, 475734, 573580, 577677, 679620, 770236, 792890, 860370, 951468, 962795, 1155354, 1189335, 1347913, 1585780, 1720740, 1925590, 2310708, 2378670, 2695826, 2888385, 3851180, 4043739, 4757340, 5391652, 5776770, 6739565, 8087478, 11553540, 13479130, 16174956, 20218695, 26958260, 40437390, 80874780]

約数ペア:

[(1, 80874780), (2, 40437390), (3, 26958260), (4, 20218695), (5, 16174956), (6, 13479130), (7, 11553540), (10, 8087478), (12, 6739565), (14, 5776770), (15, 5391652), (17, 4757340), (20, 4043739), (21, 3851180), (28, 2888385), (30, 2695826), (34, 2378670), (35, 2310708), (42, 1925590), (47, 1720740), (51, 1585780), (60, 1347913), (68, 1189335), (70, 1155354), (84, 962795), (85, 951468), (94, 860370), (102, 792890), (105, 770236), (119, 679620), (140, 577677), (141, 573580), (170, 475734), (188, 430185), (204, 396445), (210, 385118), (235, 344148), (238, 339810), (241, 335580), (255, 317156), (282, 286790), (329, 245820), (340, 237867), (357, 226540), (420, 192559), (470, 172074), (476, 169905), (482, 167790), (510, 158578), (564, 143395), (595, 135924), (658, 122910), (705, 114716), (714, 113270), (723, 111860), (799, 101220), (940, 86037), (964, 83895), (987, 81940), (1020, 79289), (1190, 67962), (1205, 67116), (1316, 61455), (1410, 57358), (1428, 56635), (1446, 55930), (1598, 50610), (1645, 49164), (1687, 47940), (1785, 45308), (1974, 40970), (2380, 33981), (2397, 33740), (2410, 33558), (2820, 28679), (2892, 27965), (3196, 25305), (3290, 24582), (3374, 23970), (3570, 22654), (3615, 22372), (3948, 20485), (3995, 20244), (4097, 19740), (4794, 16870), (4820, 16779), (4935, 16388), (5061, 15980), (5593, 14460), (6580, 12291), (6748, 11985), (7140, 11327), (7230, 11186), (7990, 10122), (8194, 9870), (8435, 9588)]