78482040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7187}}^1$

素因数の和:7221

約数の個数: 128

約数和(自身を含む): 289820160

約数和(自身を除く): 211338120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 7187, 10920, 14374, 21561, 28748, 35935, 43122, 50309, 57496, 71870, 86244, 93431, 100618, 107805, 143740, 150927, 172488, 186862, 201236, 215610, 251545, 280293, 287480, 301854, 373724, 402472, 431220, 467155, 503090, 560586, 603708, 654017, 747448, 754635, 862440, 934310, 1006180, 1121172, 1207416, 1308034, 1401465, 1509270, 1868620, 1962051, 2012360, 2242344, 2616068, 2802930, 3018540, 3270085, 3737240, 3924102, 5232136, 5605860, 6037080, 6540170, 7848204, 9810255, 11211720, 13080340, 15696408, 19620510, 26160680, 39241020, 78482040]

約数ペア:

[(1, 78482040), (2, 39241020), (3, 26160680), (4, 19620510), (5, 15696408), (6, 13080340), (7, 11211720), (8, 9810255), (10, 7848204), (12, 6540170), (13, 6037080), (14, 5605860), (15, 5232136), (20, 3924102), (21, 3737240), (24, 3270085), (26, 3018540), (28, 2802930), (30, 2616068), (35, 2242344), (39, 2012360), (40, 1962051), (42, 1868620), (52, 1509270), (56, 1401465), (60, 1308034), (65, 1207416), (70, 1121172), (78, 1006180), (84, 934310), (91, 862440), (104, 754635), (105, 747448), (120, 654017), (130, 603708), (140, 560586), (156, 503090), (168, 467155), (182, 431220), (195, 402472), (210, 373724), (260, 301854), (273, 287480), (280, 280293), (312, 251545), (364, 215610), (390, 201236), (420, 186862), (455, 172488), (520, 150927), (546, 143740), (728, 107805), (780, 100618), (840, 93431), (910, 86244), (1092, 71870), (1365, 57496), (1560, 50309), (1820, 43122), (2184, 35935), (2730, 28748), (3640, 21561), (5460, 14374), (7187, 10920)]