428844780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2909}}^1$

素因数の和:2950

約数の個数: 240

約数和(自身を含む): 1656325440

約数和(自身を除く): 1227480660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 2909, 3276, 3510, 3780, 4095, 4212, 4914, 5265, 5460, 5670, 5818, 7020, 7371, 8190, 8727, 9828, 10530, 11340, 11636, 12285, 14545, 14742, 16380, 17454, 20363, 21060, 24570, 26181, 29090, 29484, 34908, 36855, 37817, 40726, 43635, 49140, 52362, 58180, 61089, 73710, 75634, 78543, 81452, 87270, 101815, 104724, 113451, 122178, 130905, 147420, 151268, 157086, 174540, 183267, 189085, 203630, 226902, 235629, 244356, 261810, 264719, 305445, 314172, 340353, 366534, 378170, 392715, 407260, 453804, 471258, 523620, 529438, 549801, 567255, 610890, 680706, 733068, 756340, 785430, 794157, 916335, 942516, 1021059, 1058876, 1099602, 1134510, 1178145, 1221780, 1323595, 1361412, 1570860, 1588314, 1649403, 1701765, 1832670, 2042118, 2199204, 2269020, 2356290, 2382471, 2647190, 2749005, 3063177, 3176628, 3298806, 3403530, 3665340, 3970785, 4084236, 4712580, 4764942, 5105295, 5294380, 5498010, 6126354, 6597612, 6807060, 7147413, 7941570, 8247015, 9529884, 10210590, 10996020, 11912355, 12252708, 14294826, 15315885, 15883140, 16494030, 20421180, 21442239, 23824710, 28589652, 30631770, 32988060, 35737065, 42884478, 47649420, 61263540, 71474130, 85768956, 107211195, 142948260, 214422390, 428844780]

約数ペア:

[(1, 428844780), (2, 214422390), (3, 142948260), (4, 107211195), (5, 85768956), (6, 71474130), (7, 61263540), (9, 47649420), (10, 42884478), (12, 35737065), (13, 32988060), (14, 30631770), (15, 28589652), (18, 23824710), (20, 21442239), (21, 20421180), (26, 16494030), (27, 15883140), (28, 15315885), (30, 14294826), (35, 12252708), (36, 11912355), (39, 10996020), (42, 10210590), (45, 9529884), (52, 8247015), (54, 7941570), (60, 7147413), (63, 6807060), (65, 6597612), (70, 6126354), (78, 5498010), (81, 5294380), (84, 5105295), (90, 4764942), (91, 4712580), (105, 4084236), (108, 3970785), (117, 3665340), (126, 3403530), (130, 3298806), (135, 3176628), (140, 3063177), (156, 2749005), (162, 2647190), (180, 2382471), (182, 2356290), (189, 2269020), (195, 2199204), (210, 2042118), (234, 1832670), (252, 1701765), (260, 1649403), (270, 1588314), (273, 1570860), (315, 1361412), (324, 1323595), (351, 1221780), (364, 1178145), (378, 1134510), (390, 1099602), (405, 1058876), (420, 1021059), (455, 942516), (468, 916335), (540, 794157), (546, 785430), (567, 756340), (585, 733068), (630, 680706), (702, 610890), (756, 567255), (780, 549801), (810, 529438), (819, 523620), (910, 471258), (945, 453804), (1053, 407260), (1092, 392715), (1134, 378170), (1170, 366534), (1260, 340353), (1365, 314172), (1404, 305445), (1620, 264719), (1638, 261810), (1755, 244356), (1820, 235629), (1890, 226902), (2106, 203630), (2268, 189085), (2340, 183267), (2457, 174540), (2730, 157086), (2835, 151268), (2909, 147420), (3276, 130905), (3510, 122178), (3780, 113451), (4095, 104724), (4212, 101815), (4914, 87270), (5265, 81452), (5460, 78543), (5670, 75634), (5818, 73710), (7020, 61089), (7371, 58180), (8190, 52362), (8727, 49140), (9828, 43635), (10530, 40726), (11340, 37817), (11636, 36855), (12285, 34908), (14545, 29484), (14742, 29090), (16380, 26181), (17454, 24570), (20363, 21060)]