688004730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:405

約数の個数: 192

約数和(自身を含む): 2120152320

約数和(自身を除く): 1432147590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 43, 45, 63, 70, 86, 90, 105, 109, 126, 129, 210, 215, 218, 233, 258, 301, 315, 327, 387, 430, 466, 545, 602, 630, 645, 654, 699, 763, 774, 903, 981, 1090, 1165, 1290, 1398, 1505, 1526, 1631, 1635, 1806, 1935, 1962, 2097, 2289, 2330, 2709, 3010, 3262, 3270, 3495, 3815, 3870, 4194, 4515, 4578, 4687, 4893, 4905, 5418, 6867, 6990, 7630, 8155, 9030, 9374, 9786, 9810, 10019, 10485, 11445, 13545, 13734, 14061, 14679, 16310, 20038, 20970, 22890, 23435, 24465, 25397, 27090, 28122, 29358, 30057, 32809, 34335, 42183, 46870, 48930, 50095, 50794, 60114, 65618, 68670, 70133, 70305, 73395, 76191, 84366, 90171, 98427, 100190, 126985, 140266, 140610, 146790, 150285, 152382, 164045, 177779, 180342, 196854, 210399, 210915, 228573, 253970, 295281, 300570, 328090, 350665, 355558, 380955, 420798, 421830, 450855, 457146, 492135, 533337, 590562, 631197, 701330, 761910, 888895, 901710, 984270, 1051995, 1066674, 1092071, 1142865, 1262394, 1476405, 1600011, 1777790, 2103990, 2184142, 2285730, 2666685, 2952810, 3155985, 3200022, 3276213, 5333370, 5460355, 6311970, 6552426, 7644497, 8000055, 9828639, 10920710, 15288994, 16000110, 16381065, 19657278, 22933491, 32762130, 38222485, 45866982, 49143195, 68800473, 76444970, 98286390, 114667455, 137600946, 229334910, 344002365, 688004730]

約数ペア:

[(1, 688004730), (2, 344002365), (3, 229334910), (5, 137600946), (6, 114667455), (7, 98286390), (9, 76444970), (10, 68800473), (14, 49143195), (15, 45866982), (18, 38222485), (21, 32762130), (30, 22933491), (35, 19657278), (42, 16381065), (43, 16000110), (45, 15288994), (63, 10920710), (70, 9828639), (86, 8000055), (90, 7644497), (105, 6552426), (109, 6311970), (126, 5460355), (129, 5333370), (210, 3276213), (215, 3200022), (218, 3155985), (233, 2952810), (258, 2666685), (301, 2285730), (315, 2184142), (327, 2103990), (387, 1777790), (430, 1600011), (466, 1476405), (545, 1262394), (602, 1142865), (630, 1092071), (645, 1066674), (654, 1051995), (699, 984270), (763, 901710), (774, 888895), (903, 761910), (981, 701330), (1090, 631197), (1165, 590562), (1290, 533337), (1398, 492135), (1505, 457146), (1526, 450855), (1631, 421830), (1635, 420798), (1806, 380955), (1935, 355558), (1962, 350665), (2097, 328090), (2289, 300570), (2330, 295281), (2709, 253970), (3010, 228573), (3262, 210915), (3270, 210399), (3495, 196854), (3815, 180342), (3870, 177779), (4194, 164045), (4515, 152382), (4578, 150285), (4687, 146790), (4893, 140610), (4905, 140266), (5418, 126985), (6867, 100190), (6990, 98427), (7630, 90171), (8155, 84366), (9030, 76191), (9374, 73395), (9786, 70305), (9810, 70133), (10019, 68670), (10485, 65618), (11445, 60114), (13545, 50794), (13734, 50095), (14061, 48930), (14679, 46870), (16310, 42183), (20038, 34335), (20970, 32809), (22890, 30057), (23435, 29358), (24465, 28122), (25397, 27090)]