42438690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 135862272

約数和(自身を除く): 93423582

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 41, 42, 45, 53, 62, 63, 70, 82, 90, 93, 105, 106, 123, 126, 155, 159, 186, 205, 210, 217, 246, 265, 279, 287, 310, 315, 318, 369, 371, 410, 434, 465, 477, 530, 558, 574, 615, 630, 651, 738, 742, 795, 861, 930, 954, 1085, 1113, 1230, 1271, 1302, 1395, 1435, 1590, 1643, 1722, 1845, 1855, 1953, 2170, 2173, 2226, 2385, 2542, 2583, 2790, 2870, 3255, 3286, 3339, 3690, 3710, 3813, 3906, 4305, 4346, 4770, 4929, 5166, 5565, 6355, 6510, 6519, 6678, 7626, 8215, 8610, 8897, 9765, 9858, 10865, 11130, 11439, 11501, 12710, 12915, 13038, 14787, 15211, 16430, 16695, 17794, 19065, 19530, 19557, 21730, 22878, 23002, 24645, 25830, 26691, 29574, 30422, 32595, 33390, 34503, 38130, 39114, 44485, 45633, 49290, 53382, 57195, 57505, 65190, 67363, 69006, 73935, 76055, 80073, 88970, 91266, 97785, 103509, 114390, 115010, 133455, 134726, 136899, 147870, 152110, 160146, 172515, 195570, 202089, 207018, 228165, 266910, 273798, 336815, 345030, 400365, 404178, 456330, 471541, 517545, 606267, 673630, 684495, 800730, 943082, 1010445, 1035090, 1212534, 1368990, 1414623, 2020890, 2357705, 2829246, 3031335, 4243869, 4715410, 6062670, 7073115, 8487738, 14146230, 21219345, 42438690]

約数ペア:

[(1, 42438690), (2, 21219345), (3, 14146230), (5, 8487738), (6, 7073115), (7, 6062670), (9, 4715410), (10, 4243869), (14, 3031335), (15, 2829246), (18, 2357705), (21, 2020890), (30, 1414623), (31, 1368990), (35, 1212534), (41, 1035090), (42, 1010445), (45, 943082), (53, 800730), (62, 684495), (63, 673630), (70, 606267), (82, 517545), (90, 471541), (93, 456330), (105, 404178), (106, 400365), (123, 345030), (126, 336815), (155, 273798), (159, 266910), (186, 228165), (205, 207018), (210, 202089), (217, 195570), (246, 172515), (265, 160146), (279, 152110), (287, 147870), (310, 136899), (315, 134726), (318, 133455), (369, 115010), (371, 114390), (410, 103509), (434, 97785), (465, 91266), (477, 88970), (530, 80073), (558, 76055), (574, 73935), (615, 69006), (630, 67363), (651, 65190), (738, 57505), (742, 57195), (795, 53382), (861, 49290), (930, 45633), (954, 44485), (1085, 39114), (1113, 38130), (1230, 34503), (1271, 33390), (1302, 32595), (1395, 30422), (1435, 29574), (1590, 26691), (1643, 25830), (1722, 24645), (1845, 23002), (1855, 22878), (1953, 21730), (2170, 19557), (2173, 19530), (2226, 19065), (2385, 17794), (2542, 16695), (2583, 16430), (2790, 15211), (2870, 14787), (3255, 13038), (3286, 12915), (3339, 12710), (3690, 11501), (3710, 11439), (3813, 11130), (3906, 10865), (4305, 9858), (4346, 9765), (4770, 8897), (4929, 8610), (5166, 8215), (5565, 7626), (6355, 6678), (6510, 6519)]