289235760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1231}}^1$

素因数の和:1347

約数の個数: 160

約数和(自身を含む): 989936640

約数和(自身を除く): 700700880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 89, 110, 120, 132, 165, 176, 178, 220, 240, 264, 267, 330, 356, 440, 445, 528, 534, 660, 712, 880, 890, 979, 1068, 1231, 1320, 1335, 1424, 1780, 1958, 2136, 2462, 2640, 2670, 2937, 3560, 3693, 3916, 4272, 4895, 4924, 5340, 5874, 6155, 7120, 7386, 7832, 9790, 9848, 10680, 11748, 12310, 13541, 14685, 14772, 15664, 18465, 19580, 19696, 21360, 23496, 24620, 27082, 29370, 29544, 36930, 39160, 40623, 46992, 49240, 54164, 58740, 59088, 67705, 73860, 78320, 81246, 98480, 108328, 109559, 117480, 135410, 147720, 162492, 203115, 216656, 219118, 234960, 270820, 295440, 324984, 328677, 406230, 438236, 541640, 547795, 649968, 657354, 812460, 876472, 1083280, 1095590, 1205149, 1314708, 1624920, 1643385, 1752944, 2191180, 2410298, 2629416, 3249840, 3286770, 3615447, 4382360, 4820596, 5258832, 6025745, 6573540, 7230894, 8764720, 9641192, 12051490, 13147080, 14461788, 18077235, 19282384, 24102980, 26294160, 28923576, 36154470, 48205960, 57847152, 72308940, 96411920, 144617880, 289235760]

約数ペア:

[(1, 289235760), (2, 144617880), (3, 96411920), (4, 72308940), (5, 57847152), (6, 48205960), (8, 36154470), (10, 28923576), (11, 26294160), (12, 24102980), (15, 19282384), (16, 18077235), (20, 14461788), (22, 13147080), (24, 12051490), (30, 9641192), (33, 8764720), (40, 7230894), (44, 6573540), (48, 6025745), (55, 5258832), (60, 4820596), (66, 4382360), (80, 3615447), (88, 3286770), (89, 3249840), (110, 2629416), (120, 2410298), (132, 2191180), (165, 1752944), (176, 1643385), (178, 1624920), (220, 1314708), (240, 1205149), (264, 1095590), (267, 1083280), (330, 876472), (356, 812460), (440, 657354), (445, 649968), (528, 547795), (534, 541640), (660, 438236), (712, 406230), (880, 328677), (890, 324984), (979, 295440), (1068, 270820), (1231, 234960), (1320, 219118), (1335, 216656), (1424, 203115), (1780, 162492), (1958, 147720), (2136, 135410), (2462, 117480), (2640, 109559), (2670, 108328), (2937, 98480), (3560, 81246), (3693, 78320), (3916, 73860), (4272, 67705), (4895, 59088), (4924, 58740), (5340, 54164), (5874, 49240), (6155, 46992), (7120, 40623), (7386, 39160), (7832, 36930), (9790, 29544), (9848, 29370), (10680, 27082), (11748, 24620), (12310, 23496), (13541, 21360), (14685, 19696), (14772, 19580), (15664, 18465)]