42686070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 123863040

約数和(自身を除く): 81176970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 79, 83, 93, 105, 155, 158, 166, 186, 210, 217, 237, 249, 310, 395, 415, 434, 465, 474, 498, 553, 581, 651, 790, 830, 930, 1085, 1106, 1162, 1185, 1245, 1302, 1659, 1743, 2170, 2370, 2449, 2490, 2573, 2765, 2905, 3255, 3318, 3486, 4898, 5146, 5530, 5810, 6510, 6557, 7347, 7719, 8295, 8715, 12245, 12865, 13114, 14694, 15438, 16590, 17143, 17430, 18011, 19671, 24490, 25730, 32785, 34286, 36022, 36735, 38595, 39342, 45899, 51429, 54033, 65570, 73470, 77190, 85715, 90055, 91798, 98355, 102858, 108066, 137697, 171430, 180110, 196710, 203267, 229495, 257145, 270165, 275394, 406534, 458990, 514290, 540330, 609801, 688485, 1016335, 1219602, 1376970, 1422869, 2032670, 2845738, 3049005, 4268607, 6098010, 7114345, 8537214, 14228690, 21343035, 42686070]

約数ペア:

[(1, 42686070), (2, 21343035), (3, 14228690), (5, 8537214), (6, 7114345), (7, 6098010), (10, 4268607), (14, 3049005), (15, 2845738), (21, 2032670), (30, 1422869), (31, 1376970), (35, 1219602), (42, 1016335), (62, 688485), (70, 609801), (79, 540330), (83, 514290), (93, 458990), (105, 406534), (155, 275394), (158, 270165), (166, 257145), (186, 229495), (210, 203267), (217, 196710), (237, 180110), (249, 171430), (310, 137697), (395, 108066), (415, 102858), (434, 98355), (465, 91798), (474, 90055), (498, 85715), (553, 77190), (581, 73470), (651, 65570), (790, 54033), (830, 51429), (930, 45899), (1085, 39342), (1106, 38595), (1162, 36735), (1185, 36022), (1245, 34286), (1302, 32785), (1659, 25730), (1743, 24490), (2170, 19671), (2370, 18011), (2449, 17430), (2490, 17143), (2573, 16590), (2765, 15438), (2905, 14694), (3255, 13114), (3318, 12865), (3486, 12245), (4898, 8715), (5146, 8295), (5530, 7719), (5810, 7347), (6510, 6557)]