856885380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1741}}^1$

素因数の和:2397

約数の個数: 96

約数和(自身を含む): 2589420288

約数和(自身を除く): 1732534908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 631, 780, 1262, 1741, 1893, 2524, 3155, 3482, 3786, 5223, 6310, 6964, 7572, 8203, 8705, 9465, 10446, 12620, 16406, 17410, 18930, 20892, 22633, 24609, 26115, 32812, 34820, 37860, 41015, 45266, 49218, 52230, 67899, 82030, 90532, 98436, 104460, 113165, 123045, 135798, 164060, 226330, 246090, 271596, 339495, 452660, 492180, 678990, 1098571, 1357980, 2197142, 3295713, 4394284, 5492855, 6591426, 10985710, 13182852, 14281423, 16478565, 21971420, 28562846, 32957130, 42844269, 57125692, 65914260, 71407115, 85688538, 142814230, 171377076, 214221345, 285628460, 428442690, 856885380]

約数ペア:

[(1, 856885380), (2, 428442690), (3, 285628460), (4, 214221345), (5, 171377076), (6, 142814230), (10, 85688538), (12, 71407115), (13, 65914260), (15, 57125692), (20, 42844269), (26, 32957130), (30, 28562846), (39, 21971420), (52, 16478565), (60, 14281423), (65, 13182852), (78, 10985710), (130, 6591426), (156, 5492855), (195, 4394284), (260, 3295713), (390, 2197142), (631, 1357980), (780, 1098571), (1262, 678990), (1741, 492180), (1893, 452660), (2524, 339495), (3155, 271596), (3482, 246090), (3786, 226330), (5223, 164060), (6310, 135798), (6964, 123045), (7572, 113165), (8203, 104460), (8705, 98436), (9465, 90532), (10446, 82030), (12620, 67899), (16406, 52230), (17410, 49218), (18930, 45266), (20892, 41015), (22633, 37860), (24609, 34820), (26115, 32812)]