206465280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{7681}}^1$

素因数の和:7712

約数の個数: 144

約数和(自身を含む): 753696384

約数和(自身を除く): 547231104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 7681, 8960, 13440, 15362, 23043, 26880, 30724, 38405, 46086, 53767, 61448, 76810, 92172, 107534, 115215, 122896, 153620, 161301, 184344, 215068, 230430, 245792, 268835, 307240, 322602, 368688, 430136, 460860, 491584, 537670, 614480, 645204, 737376, 806505, 860272, 921720, 983168, 1075340, 1228960, 1290408, 1474752, 1613010, 1720544, 1843440, 1966336, 2150680, 2457920, 2580816, 2949504, 3226020, 3441088, 3686880, 4301360, 4915840, 5161632, 5899008, 6452040, 6882176, 7373760, 8602720, 9831680, 10323264, 12904080, 13764352, 14747520, 17205440, 20646528, 25808160, 29495040, 34410880, 41293056, 51616320, 68821760, 103232640, 206465280]

約数ペア:

[(1, 206465280), (2, 103232640), (3, 68821760), (4, 51616320), (5, 41293056), (6, 34410880), (7, 29495040), (8, 25808160), (10, 20646528), (12, 17205440), (14, 14747520), (15, 13764352), (16, 12904080), (20, 10323264), (21, 9831680), (24, 8602720), (28, 7373760), (30, 6882176), (32, 6452040), (35, 5899008), (40, 5161632), (42, 4915840), (48, 4301360), (56, 3686880), (60, 3441088), (64, 3226020), (70, 2949504), (80, 2580816), (84, 2457920), (96, 2150680), (105, 1966336), (112, 1843440), (120, 1720544), (128, 1613010), (140, 1474752), (160, 1290408), (168, 1228960), (192, 1075340), (210, 983168), (224, 921720), (240, 860272), (256, 806505), (280, 737376), (320, 645204), (336, 614480), (384, 537670), (420, 491584), (448, 460860), (480, 430136), (560, 368688), (640, 322602), (672, 307240), (768, 268835), (840, 245792), (896, 230430), (960, 215068), (1120, 184344), (1280, 161301), (1344, 153620), (1680, 122896), (1792, 115215), (1920, 107534), (2240, 92172), (2688, 76810), (3360, 61448), (3840, 53767), (4480, 46086), (5376, 38405), (6720, 30724), (7681, 26880), (8960, 23043), (13440, 15362)]