42431970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 123273216

約数和(自身を除く): 80841246

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 43, 70, 74, 86, 105, 111, 127, 129, 185, 210, 215, 222, 254, 258, 259, 301, 370, 381, 430, 518, 555, 602, 635, 645, 762, 777, 889, 903, 1110, 1270, 1290, 1295, 1505, 1554, 1591, 1778, 1806, 1905, 2590, 2667, 3010, 3182, 3810, 3885, 4445, 4515, 4699, 4773, 5334, 5461, 7770, 7955, 8890, 9030, 9398, 9546, 10922, 11137, 13335, 14097, 15910, 16383, 22274, 23495, 23865, 26670, 27305, 28194, 32766, 32893, 33411, 38227, 46990, 47730, 54610, 55685, 65786, 66822, 70485, 76454, 81915, 98679, 111370, 114681, 140970, 163830, 164465, 167055, 191135, 197358, 202057, 229362, 328930, 334110, 382270, 404114, 493395, 573405, 606171, 986790, 1010285, 1146810, 1212342, 1414399, 2020570, 2828798, 3030855, 4243197, 6061710, 7071995, 8486394, 14143990, 21215985, 42431970]

約数ペア:

[(1, 42431970), (2, 21215985), (3, 14143990), (5, 8486394), (6, 7071995), (7, 6061710), (10, 4243197), (14, 3030855), (15, 2828798), (21, 2020570), (30, 1414399), (35, 1212342), (37, 1146810), (42, 1010285), (43, 986790), (70, 606171), (74, 573405), (86, 493395), (105, 404114), (111, 382270), (127, 334110), (129, 328930), (185, 229362), (210, 202057), (215, 197358), (222, 191135), (254, 167055), (258, 164465), (259, 163830), (301, 140970), (370, 114681), (381, 111370), (430, 98679), (518, 81915), (555, 76454), (602, 70485), (635, 66822), (645, 65786), (762, 55685), (777, 54610), (889, 47730), (903, 46990), (1110, 38227), (1270, 33411), (1290, 32893), (1295, 32766), (1505, 28194), (1554, 27305), (1591, 26670), (1778, 23865), (1806, 23495), (1905, 22274), (2590, 16383), (2667, 15910), (3010, 14097), (3182, 13335), (3810, 11137), (3885, 10922), (4445, 9546), (4515, 9398), (4699, 9030), (4773, 8890), (5334, 7955), (5461, 7770)]