1283133040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{2731}}^1$

素因数の和:3590

約数の個数: 80

約数和(自身を含む): 3414781440

約数和(自身を除く): 2131648400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 839, 1678, 2731, 3356, 4195, 5462, 5873, 6712, 8390, 10924, 11746, 13424, 13655, 16780, 19117, 21848, 23492, 27310, 29365, 33560, 38234, 43696, 46984, 54620, 58730, 67120, 76468, 93968, 95585, 109240, 117460, 152936, 191170, 218480, 234920, 305872, 382340, 469840, 764680, 1529360, 2291309, 4582618, 9165236, 11456545, 16039163, 18330472, 22913090, 32078326, 36660944, 45826180, 64156652, 80195815, 91652360, 128313304, 160391630, 183304720, 256626608, 320783260, 641566520, 1283133040]

約数ペア:

[(1, 1283133040), (2, 641566520), (4, 320783260), (5, 256626608), (7, 183304720), (8, 160391630), (10, 128313304), (14, 91652360), (16, 80195815), (20, 64156652), (28, 45826180), (35, 36660944), (40, 32078326), (56, 22913090), (70, 18330472), (80, 16039163), (112, 11456545), (140, 9165236), (280, 4582618), (560, 2291309), (839, 1529360), (1678, 764680), (2731, 469840), (3356, 382340), (4195, 305872), (5462, 234920), (5873, 218480), (6712, 191170), (8390, 152936), (10924, 117460), (11746, 109240), (13424, 95585), (13655, 93968), (16780, 76468), (19117, 67120), (21848, 58730), (23492, 54620), (27310, 46984), (29365, 43696), (33560, 38234)]