291348720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1831}}^1$

素因数の和:1880

約数の個数: 240

約数和(自身を含む): 1116303552

約数和(自身を除く): 824954832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1768, 1831, 1872, 1989, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3315, 3536, 3662, 3978, 4080, 4420, 4680, 5304, 5493, 6120, 6630, 7324, 7956, 8840, 9155, 9360, 9945, 10608, 10986, 12240, 13260, 14648, 15912, 16479, 17680, 18310, 19890, 21972, 23803, 26520, 27465, 29296, 31127, 31824, 32958, 36620, 39780, 43944, 47606, 53040, 54930, 62254, 65916, 71409, 73240, 79560, 82395, 87888, 93381, 95212, 109860, 119015, 124508, 131832, 142818, 146480, 155635, 159120, 164790, 186762, 190424, 214227, 219720, 238030, 249016, 263664, 280143, 285636, 311270, 329580, 357045, 373524, 380848, 404651, 428454, 439440, 466905, 476060, 498032, 560286, 571272, 622540, 659160, 714090, 747048, 809302, 856908, 933810, 952120, 1071135, 1120572, 1142544, 1213953, 1245080, 1318320, 1400715, 1428180, 1494096, 1618604, 1713816, 1867620, 1904240, 2023255, 2142270, 2241144, 2427906, 2490160, 2801430, 2856360, 3237208, 3427632, 3641859, 3735240, 4046510, 4284540, 4482288, 4855812, 5602860, 5712720, 6069765, 6474416, 7283718, 7470480, 8093020, 8569080, 9711624, 11205720, 12139530, 14567436, 16186040, 17138160, 18209295, 19423248, 22411440, 24279060, 29134872, 32372080, 36418590, 48558120, 58269744, 72837180, 97116240, 145674360, 291348720]

約数ペア:

[(1, 291348720), (2, 145674360), (3, 97116240), (4, 72837180), (5, 58269744), (6, 48558120), (8, 36418590), (9, 32372080), (10, 29134872), (12, 24279060), (13, 22411440), (15, 19423248), (16, 18209295), (17, 17138160), (18, 16186040), (20, 14567436), (24, 12139530), (26, 11205720), (30, 9711624), (34, 8569080), (36, 8093020), (39, 7470480), (40, 7283718), (45, 6474416), (48, 6069765), (51, 5712720), (52, 5602860), (60, 4855812), (65, 4482288), (68, 4284540), (72, 4046510), (78, 3735240), (80, 3641859), (85, 3427632), (90, 3237208), (102, 2856360), (104, 2801430), (117, 2490160), (120, 2427906), (130, 2241144), (136, 2142270), (144, 2023255), (153, 1904240), (156, 1867620), (170, 1713816), (180, 1618604), (195, 1494096), (204, 1428180), (208, 1400715), (221, 1318320), (234, 1245080), (240, 1213953), (255, 1142544), (260, 1120572), (272, 1071135), (306, 952120), (312, 933810), (340, 856908), (360, 809302), (390, 747048), (408, 714090), (442, 659160), (468, 622540), (510, 571272), (520, 560286), (585, 498032), (612, 476060), (624, 466905), (663, 439440), (680, 428454), (720, 404651), (765, 380848), (780, 373524), (816, 357045), (884, 329580), (936, 311270), (1020, 285636), (1040, 280143), (1105, 263664), (1170, 249016), (1224, 238030), (1326, 219720), (1360, 214227), (1530, 190424), (1560, 186762), (1768, 164790), (1831, 159120), (1872, 155635), (1989, 146480), (2040, 142818), (2210, 131832), (2340, 124508), (2448, 119015), (2652, 109860), (3060, 95212), (3120, 93381), (3315, 87888), (3536, 82395), (3662, 79560), (3978, 73240), (4080, 71409), (4420, 65916), (4680, 62254), (5304, 54930), (5493, 53040), (6120, 47606), (6630, 43944), (7324, 39780), (7956, 36620), (8840, 32958), (9155, 31824), (9360, 31127), (9945, 29296), (10608, 27465), (10986, 26520), (12240, 23803), (13260, 21972), (14648, 19890), (15912, 18310), (16479, 17680)]