720025020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2593

約数の個数: 216

約数和(自身を含む): 2586362688

約数和(自身を除く): 1866337668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 121, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 242, 260, 286, 330, 363, 390, 396, 429, 468, 484, 495, 572, 585, 605, 660, 715, 726, 780, 858, 990, 1089, 1170, 1210, 1287, 1430, 1452, 1573, 1716, 1815, 1980, 2145, 2178, 2340, 2420, 2543, 2574, 2860, 3146, 3630, 4290, 4356, 4719, 5086, 5148, 5445, 6292, 6435, 7260, 7629, 7865, 8580, 9438, 10172, 10890, 12715, 12870, 14157, 15258, 15730, 18876, 21780, 22887, 23595, 25430, 25740, 27973, 28314, 30516, 31460, 33059, 38145, 45774, 47190, 50860, 55946, 56628, 66118, 70785, 76290, 83919, 91548, 94380, 99177, 111892, 114435, 132236, 139865, 141570, 152580, 165295, 167838, 198354, 228870, 251757, 279730, 283140, 297531, 307703, 330590, 335676, 363649, 396708, 419595, 457740, 495885, 503514, 559460, 595062, 615406, 661180, 727298, 839190, 923109, 991770, 1007028, 1090947, 1190124, 1230812, 1258785, 1454596, 1487655, 1538515, 1678380, 1818245, 1846218, 1983540, 2181894, 2517570, 2769327, 2975310, 3077030, 3272841, 3636490, 3692436, 4000139, 4363788, 4615545, 5035140, 5454735, 5538654, 5950620, 6154060, 6545682, 7272980, 8000278, 9231090, 10909470, 11077308, 12000417, 13091364, 13846635, 16000556, 16364205, 18462180, 20000695, 21818940, 24000834, 27693270, 32728410, 36001251, 40001390, 48001668, 55386540, 60002085, 65456820, 72002502, 80002780, 120004170, 144005004, 180006255, 240008340, 360012510, 720025020]

約数ペア:

[(1, 720025020), (2, 360012510), (3, 240008340), (4, 180006255), (5, 144005004), (6, 120004170), (9, 80002780), (10, 72002502), (11, 65456820), (12, 60002085), (13, 55386540), (15, 48001668), (18, 40001390), (20, 36001251), (22, 32728410), (26, 27693270), (30, 24000834), (33, 21818940), (36, 20000695), (39, 18462180), (44, 16364205), (45, 16000556), (52, 13846635), (55, 13091364), (60, 12000417), (65, 11077308), (66, 10909470), (78, 9231090), (90, 8000278), (99, 7272980), (110, 6545682), (117, 6154060), (121, 5950620), (130, 5538654), (132, 5454735), (143, 5035140), (156, 4615545), (165, 4363788), (180, 4000139), (195, 3692436), (198, 3636490), (220, 3272841), (234, 3077030), (242, 2975310), (260, 2769327), (286, 2517570), (330, 2181894), (363, 1983540), (390, 1846218), (396, 1818245), (429, 1678380), (468, 1538515), (484, 1487655), (495, 1454596), (572, 1258785), (585, 1230812), (605, 1190124), (660, 1090947), (715, 1007028), (726, 991770), (780, 923109), (858, 839190), (990, 727298), (1089, 661180), (1170, 615406), (1210, 595062), (1287, 559460), (1430, 503514), (1452, 495885), (1573, 457740), (1716, 419595), (1815, 396708), (1980, 363649), (2145, 335676), (2178, 330590), (2340, 307703), (2420, 297531), (2543, 283140), (2574, 279730), (2860, 251757), (3146, 228870), (3630, 198354), (4290, 167838), (4356, 165295), (4719, 152580), (5086, 141570), (5148, 139865), (5445, 132236), (6292, 114435), (6435, 111892), (7260, 99177), (7629, 94380), (7865, 91548), (8580, 83919), (9438, 76290), (10172, 70785), (10890, 66118), (12715, 56628), (12870, 55946), (14157, 50860), (15258, 47190), (15730, 45774), (18876, 38145), (21780, 33059), (22887, 31460), (23595, 30516), (25430, 28314), (25740, 27973)]