490432680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1072

約数の個数: 192

約数和(自身を含む): 1692213120

約数和(自身を除く): 1201780440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 61, 69, 72, 90, 92, 115, 120, 122, 138, 180, 183, 184, 207, 230, 244, 276, 305, 345, 360, 366, 414, 460, 488, 549, 552, 610, 690, 732, 828, 915, 920, 971, 1035, 1098, 1220, 1380, 1403, 1464, 1656, 1830, 1942, 2070, 2196, 2440, 2745, 2760, 2806, 2913, 3660, 3884, 4140, 4209, 4392, 4855, 5490, 5612, 5826, 7015, 7320, 7768, 8280, 8418, 8739, 9710, 10980, 11224, 11652, 12627, 14030, 14565, 16836, 17478, 19420, 21045, 21960, 22333, 23304, 25254, 28060, 29130, 33672, 34956, 38840, 42090, 43695, 44666, 50508, 56120, 58260, 59231, 63135, 66999, 69912, 84180, 87390, 89332, 101016, 111665, 116520, 118462, 126270, 133998, 168360, 174780, 177693, 178664, 200997, 223330, 236924, 252540, 267996, 296155, 334995, 349560, 355386, 401994, 446660, 473848, 505080, 533079, 535992, 592310, 669990, 710772, 803988, 888465, 893320, 1004985, 1066158, 1184620, 1339980, 1362313, 1421544, 1607976, 1776930, 2009970, 2132316, 2369240, 2665395, 2679960, 2724626, 3553860, 4019940, 4086939, 4264632, 5330790, 5449252, 6811565, 7107720, 8039880, 8173878, 10661580, 10898504, 12260817, 13623130, 16347756, 20434695, 21323160, 24521634, 27246260, 32695512, 40869390, 49043268, 54492520, 61304085, 81738780, 98086536, 122608170, 163477560, 245216340, 490432680]

約数ペア:

[(1, 490432680), (2, 245216340), (3, 163477560), (4, 122608170), (5, 98086536), (6, 81738780), (8, 61304085), (9, 54492520), (10, 49043268), (12, 40869390), (15, 32695512), (18, 27246260), (20, 24521634), (23, 21323160), (24, 20434695), (30, 16347756), (36, 13623130), (40, 12260817), (45, 10898504), (46, 10661580), (60, 8173878), (61, 8039880), (69, 7107720), (72, 6811565), (90, 5449252), (92, 5330790), (115, 4264632), (120, 4086939), (122, 4019940), (138, 3553860), (180, 2724626), (183, 2679960), (184, 2665395), (207, 2369240), (230, 2132316), (244, 2009970), (276, 1776930), (305, 1607976), (345, 1421544), (360, 1362313), (366, 1339980), (414, 1184620), (460, 1066158), (488, 1004985), (549, 893320), (552, 888465), (610, 803988), (690, 710772), (732, 669990), (828, 592310), (915, 535992), (920, 533079), (971, 505080), (1035, 473848), (1098, 446660), (1220, 401994), (1380, 355386), (1403, 349560), (1464, 334995), (1656, 296155), (1830, 267996), (1942, 252540), (2070, 236924), (2196, 223330), (2440, 200997), (2745, 178664), (2760, 177693), (2806, 174780), (2913, 168360), (3660, 133998), (3884, 126270), (4140, 118462), (4209, 116520), (4392, 111665), (4855, 101016), (5490, 89332), (5612, 87390), (5826, 84180), (7015, 69912), (7320, 66999), (7768, 63135), (8280, 59231), (8418, 58260), (8739, 56120), (9710, 50508), (10980, 44666), (11224, 43695), (11652, 42090), (12627, 38840), (14030, 34956), (14565, 33672), (16836, 29130), (17478, 28060), (19420, 25254), (21045, 23304), (21960, 22333)]