254643480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2591}}^1$

素因数の和:2631

約数の個数: 256

約数和(自身を含む): 1045094400

約数和(自身を除く): 790450920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2591, 2730, 2808, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5182, 5460, 6552, 7020, 7560, 7773, 8190, 9828, 10364, 10920, 12285, 12955, 14040, 15546, 16380, 18137, 19656, 20728, 23319, 24570, 25910, 31092, 32760, 33683, 36274, 38865, 46638, 49140, 51820, 54411, 62184, 67366, 69957, 72548, 77730, 90685, 93276, 98280, 101049, 103640, 108822, 116595, 134732, 139914, 145096, 155460, 163233, 168415, 181370, 186552, 202098, 217644, 233190, 235781, 269464, 272055, 279828, 303147, 310920, 326466, 336830, 349785, 362740, 404196, 435288, 466380, 471562, 489699, 505245, 544110, 559656, 606294, 652932, 673660, 699570, 707343, 725480, 808392, 816165, 909441, 932760, 943124, 979398, 1010490, 1088220, 1178905, 1212588, 1305864, 1347320, 1399140, 1414686, 1515735, 1632330, 1818882, 1886248, 1958796, 2020980, 2122029, 2176440, 2357810, 2425176, 2448495, 2798280, 2829372, 3031470, 3264660, 3536715, 3637764, 3917592, 4041960, 4244058, 4547205, 4715620, 4896990, 5658744, 6062940, 6366087, 6529320, 7073430, 7275528, 8488116, 9094410, 9431240, 9793980, 10610145, 12125880, 12732174, 14146860, 16976232, 18188820, 19587960, 21220290, 25464348, 28293720, 31830435, 36377640, 42440580, 50928696, 63660870, 84881160, 127321740, 254643480]

約数ペア:

[(1, 254643480), (2, 127321740), (3, 84881160), (4, 63660870), (5, 50928696), (6, 42440580), (7, 36377640), (8, 31830435), (9, 28293720), (10, 25464348), (12, 21220290), (13, 19587960), (14, 18188820), (15, 16976232), (18, 14146860), (20, 12732174), (21, 12125880), (24, 10610145), (26, 9793980), (27, 9431240), (28, 9094410), (30, 8488116), (35, 7275528), (36, 7073430), (39, 6529320), (40, 6366087), (42, 6062940), (45, 5658744), (52, 4896990), (54, 4715620), (56, 4547205), (60, 4244058), (63, 4041960), (65, 3917592), (70, 3637764), (72, 3536715), (78, 3264660), (84, 3031470), (90, 2829372), (91, 2798280), (104, 2448495), (105, 2425176), (108, 2357810), (117, 2176440), (120, 2122029), (126, 2020980), (130, 1958796), (135, 1886248), (140, 1818882), (156, 1632330), (168, 1515735), (180, 1414686), (182, 1399140), (189, 1347320), (195, 1305864), (210, 1212588), (216, 1178905), (234, 1088220), (252, 1010490), (260, 979398), (270, 943124), (273, 932760), (280, 909441), (312, 816165), (315, 808392), (351, 725480), (360, 707343), (364, 699570), (378, 673660), (390, 652932), (420, 606294), (455, 559656), (468, 544110), (504, 505245), (520, 489699), (540, 471562), (546, 466380), (585, 435288), (630, 404196), (702, 362740), (728, 349785), (756, 336830), (780, 326466), (819, 310920), (840, 303147), (910, 279828), (936, 272055), (945, 269464), (1080, 235781), (1092, 233190), (1170, 217644), (1260, 202098), (1365, 186552), (1404, 181370), (1512, 168415), (1560, 163233), (1638, 155460), (1755, 145096), (1820, 139914), (1890, 134732), (2184, 116595), (2340, 108822), (2457, 103640), (2520, 101049), (2591, 98280), (2730, 93276), (2808, 90685), (3276, 77730), (3510, 72548), (3640, 69957), (3780, 67366), (4095, 62184), (4680, 54411), (4914, 51820), (5182, 49140), (5460, 46638), (6552, 38865), (7020, 36274), (7560, 33683), (7773, 32760), (8190, 31092), (9828, 25910), (10364, 24570), (10920, 23319), (12285, 20728), (12955, 19656), (14040, 18137), (15546, 16380)]