2251555020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{87473}}^1$

素因数の和:87512

約数の個数: 144

約数和(自身を含む): 8023815072

約数和(自身を除く): 5772260052

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, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 6435, 8580, 12870, 25740, 87473, 174946, 262419, 349892, 437365, 524838, 787257, 874730, 962203, 1049676, 1137149, 1312095, 1574514, 1749460, 1924406, 2274298, 2624190, 2886609, 3149028, 3411447, 3848812, 3936285, 4548596, 4811015, 5248380, 5685745, 5773218, 6822894, 7872570, 8659827, 9622030, 10234341, 11371490, 11546436, 12508639, 13645788, 14433045, 15745140, 17057235, 17319654, 19244060, 20468682, 22742980, 25017278, 28866090, 34114470, 34639308, 37525917, 40937364, 43299135, 50034556, 51171705, 57732180, 62543195, 68228940, 75051834, 86598270, 102343410, 112577751, 125086390, 150103668, 173196540, 187629585, 204686820, 225155502, 250172780, 375259170, 450311004, 562888755, 750518340, 1125777510, 2251555020]

約数ペア:

[(1, 2251555020), (2, 1125777510), (3, 750518340), (4, 562888755), (5, 450311004), (6, 375259170), (9, 250172780), (10, 225155502), (11, 204686820), (12, 187629585), (13, 173196540), (15, 150103668), (18, 125086390), (20, 112577751), (22, 102343410), (26, 86598270), (30, 75051834), (33, 68228940), (36, 62543195), (39, 57732180), (44, 51171705), (45, 50034556), (52, 43299135), (55, 40937364), (60, 37525917), (65, 34639308), (66, 34114470), (78, 28866090), (90, 25017278), (99, 22742980), (110, 20468682), (117, 19244060), (130, 17319654), (132, 17057235), (143, 15745140), (156, 14433045), (165, 13645788), (180, 12508639), (195, 11546436), (198, 11371490), (220, 10234341), (234, 9622030), (260, 8659827), (286, 7872570), (330, 6822894), (390, 5773218), (396, 5685745), (429, 5248380), (468, 4811015), (495, 4548596), (572, 3936285), (585, 3848812), (660, 3411447), (715, 3149028), (780, 2886609), (858, 2624190), (990, 2274298), (1170, 1924406), (1287, 1749460), (1430, 1574514), (1716, 1312095), (1980, 1137149), (2145, 1049676), (2340, 962203), (2574, 874730), (2860, 787257), (4290, 524838), (5148, 437365), (6435, 349892), (8580, 262419), (12870, 174946), (25740, 87473)]