315094780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15739}}^1$

素因数の和:15779

約数の個数: 96

約数和(自身を含む): 888491520

約数和(自身を除く): 573396740

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 15739, 20020, 31478, 62956, 78695, 110173, 157390, 173129, 204607, 220346, 314780, 346258, 409214, 440692, 550865, 692516, 818428, 865645, 1023035, 1101730, 1211903, 1432249, 1731290, 2046070, 2203460, 2250677, 2423806, 2864498, 3462580, 4092140, 4501354, 4847612, 5728996, 6059515, 7161245, 9002708, 11253385, 12119030, 14322490, 15754739, 22506770, 24238060, 28644980, 31509478, 45013540, 63018956, 78773695, 157547390, 315094780]

約数ペア:

[(1, 315094780), (2, 157547390), (4, 78773695), (5, 63018956), (7, 45013540), (10, 31509478), (11, 28644980), (13, 24238060), (14, 22506770), (20, 15754739), (22, 14322490), (26, 12119030), (28, 11253385), (35, 9002708), (44, 7161245), (52, 6059515), (55, 5728996), (65, 4847612), (70, 4501354), (77, 4092140), (91, 3462580), (110, 2864498), (130, 2423806), (140, 2250677), (143, 2203460), (154, 2046070), (182, 1731290), (220, 1432249), (260, 1211903), (286, 1101730), (308, 1023035), (364, 865645), (385, 818428), (455, 692516), (572, 550865), (715, 440692), (770, 409214), (910, 346258), (1001, 314780), (1430, 220346), (1540, 204607), (1820, 173129), (2002, 157390), (2860, 110173), (4004, 78695), (5005, 62956), (10010, 31478), (15739, 20020)]