1381556800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:685

約数の個数: 168

約数和(自身を含む): 3696874496

約数和(自身を除く): 2315317696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 127, 130, 160, 200, 208, 254, 260, 320, 325, 400, 416, 508, 520, 523, 635, 650, 800, 832, 1016, 1040, 1046, 1270, 1300, 1600, 1651, 2032, 2080, 2092, 2540, 2600, 2615, 3175, 3302, 4064, 4160, 4184, 5080, 5200, 5230, 6350, 6604, 6799, 8128, 8255, 8368, 10160, 10400, 10460, 12700, 13075, 13208, 13598, 16510, 16736, 20320, 20800, 20920, 25400, 26150, 26416, 27196, 33020, 33472, 33995, 40640, 41275, 41840, 50800, 52300, 52832, 54392, 66040, 66421, 67990, 82550, 83680, 101600, 104600, 105664, 108784, 132080, 132842, 135980, 165100, 167360, 169975, 203200, 209200, 217568, 264160, 265684, 271960, 330200, 332105, 339950, 418400, 435136, 528320, 531368, 543920, 660400, 664210, 679900, 836800, 863473, 1062736, 1087840, 1320800, 1328420, 1359800, 1660525, 1726946, 2125472, 2175680, 2641600, 2656840, 2719600, 3321050, 3453892, 4250944, 4317365, 5313680, 5439200, 6642100, 6907784, 8634730, 10627360, 10878400, 13284200, 13815568, 17269460, 21254720, 21586825, 26568400, 27631136, 34538920, 43173650, 53136800, 55262272, 69077840, 86347300, 106273600, 138155680, 172694600, 276311360, 345389200, 690778400, 1381556800]

約数ペア:

[(1, 1381556800), (2, 690778400), (4, 345389200), (5, 276311360), (8, 172694600), (10, 138155680), (13, 106273600), (16, 86347300), (20, 69077840), (25, 55262272), (26, 53136800), (32, 43173650), (40, 34538920), (50, 27631136), (52, 26568400), (64, 21586825), (65, 21254720), (80, 17269460), (100, 13815568), (104, 13284200), (127, 10878400), (130, 10627360), (160, 8634730), (200, 6907784), (208, 6642100), (254, 5439200), (260, 5313680), (320, 4317365), (325, 4250944), (400, 3453892), (416, 3321050), (508, 2719600), (520, 2656840), (523, 2641600), (635, 2175680), (650, 2125472), (800, 1726946), (832, 1660525), (1016, 1359800), (1040, 1328420), (1046, 1320800), (1270, 1087840), (1300, 1062736), (1600, 863473), (1651, 836800), (2032, 679900), (2080, 664210), (2092, 660400), (2540, 543920), (2600, 531368), (2615, 528320), (3175, 435136), (3302, 418400), (4064, 339950), (4160, 332105), (4184, 330200), (5080, 271960), (5200, 265684), (5230, 264160), (6350, 217568), (6604, 209200), (6799, 203200), (8128, 169975), (8255, 167360), (8368, 165100), (10160, 135980), (10400, 132842), (10460, 132080), (12700, 108784), (13075, 105664), (13208, 104600), (13598, 101600), (16510, 83680), (16736, 82550), (20320, 67990), (20800, 66421), (20920, 66040), (25400, 54392), (26150, 52832), (26416, 52300), (27196, 50800), (33020, 41840), (33472, 41275), (33995, 40640)]