285896520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2909}}^1$

素因数の和:2949

約数の個数: 256

約数和(自身を含む): 1173312000

約数和(自身を除く): 887415480

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, 2730, 2808, 2909, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5460, 5818, 6552, 7020, 7560, 8190, 8727, 9828, 10920, 11636, 12285, 14040, 14545, 16380, 17454, 19656, 20363, 23272, 24570, 26181, 29090, 32760, 34908, 37817, 40726, 43635, 49140, 52362, 58180, 61089, 69816, 75634, 78543, 81452, 87270, 98280, 101815, 104724, 113451, 116360, 122178, 130905, 151268, 157086, 162904, 174540, 183267, 189085, 203630, 209448, 226902, 244356, 261810, 264719, 302536, 305445, 314172, 340353, 349080, 366534, 378170, 392715, 407260, 453804, 488712, 523620, 529438, 549801, 567255, 610890, 628344, 680706, 733068, 756340, 785430, 794157, 814520, 907608, 916335, 1021059, 1047240, 1058876, 1099602, 1134510, 1221780, 1323595, 1361412, 1466136, 1512680, 1570860, 1588314, 1701765, 1832670, 2042118, 2117752, 2199204, 2269020, 2382471, 2443560, 2647190, 2722824, 2749005, 3141720, 3176628, 3403530, 3665340, 3970785, 4084236, 4398408, 4538040, 4764942, 5105295, 5294380, 5498010, 6353256, 6807060, 7147413, 7330680, 7941570, 8168472, 9529884, 10210590, 10588760, 10996020, 11912355, 13614120, 14294826, 15883140, 19059768, 20421180, 21992040, 23824710, 28589652, 31766280, 35737065, 40842360, 47649420, 57179304, 71474130, 95298840, 142948260, 285896520]

約数ペア:

[(1, 285896520), (2, 142948260), (3, 95298840), (4, 71474130), (5, 57179304), (6, 47649420), (7, 40842360), (8, 35737065), (9, 31766280), (10, 28589652), (12, 23824710), (13, 21992040), (14, 20421180), (15, 19059768), (18, 15883140), (20, 14294826), (21, 13614120), (24, 11912355), (26, 10996020), (27, 10588760), (28, 10210590), (30, 9529884), (35, 8168472), (36, 7941570), (39, 7330680), (40, 7147413), (42, 6807060), (45, 6353256), (52, 5498010), (54, 5294380), (56, 5105295), (60, 4764942), (63, 4538040), (65, 4398408), (70, 4084236), (72, 3970785), (78, 3665340), (84, 3403530), (90, 3176628), (91, 3141720), (104, 2749005), (105, 2722824), (108, 2647190), (117, 2443560), (120, 2382471), (126, 2269020), (130, 2199204), (135, 2117752), (140, 2042118), (156, 1832670), (168, 1701765), (180, 1588314), (182, 1570860), (189, 1512680), (195, 1466136), (210, 1361412), (216, 1323595), (234, 1221780), (252, 1134510), (260, 1099602), (270, 1058876), (273, 1047240), (280, 1021059), (312, 916335), (315, 907608), (351, 814520), (360, 794157), (364, 785430), (378, 756340), (390, 733068), (420, 680706), (455, 628344), (468, 610890), (504, 567255), (520, 549801), (540, 529438), (546, 523620), (585, 488712), (630, 453804), (702, 407260), (728, 392715), (756, 378170), (780, 366534), (819, 349080), (840, 340353), (910, 314172), (936, 305445), (945, 302536), (1080, 264719), (1092, 261810), (1170, 244356), (1260, 226902), (1365, 209448), (1404, 203630), (1512, 189085), (1560, 183267), (1638, 174540), (1755, 162904), (1820, 157086), (1890, 151268), (2184, 130905), (2340, 122178), (2457, 116360), (2520, 113451), (2730, 104724), (2808, 101815), (2909, 98280), (3276, 87270), (3510, 81452), (3640, 78543), (3780, 75634), (4095, 69816), (4680, 61089), (4914, 58180), (5460, 52362), (5818, 49140), (6552, 43635), (7020, 40726), (7560, 37817), (8190, 34908), (8727, 32760), (9828, 29090), (10920, 26181), (11636, 24570), (12285, 23272), (14040, 20363), (14545, 19656), (16380, 17454)]