203982170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 466255872

約数和(自身を除く): 262273702

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 61, 62, 67, 70, 115, 122, 134, 155, 161, 217, 230, 305, 310, 322, 335, 427, 434, 469, 610, 670, 713, 805, 854, 938, 1085, 1403, 1426, 1541, 1610, 1891, 2077, 2135, 2170, 2345, 2806, 3082, 3565, 3782, 4087, 4154, 4270, 4690, 4991, 7015, 7130, 7705, 8174, 9455, 9821, 9982, 10385, 10787, 13237, 14030, 14539, 15410, 18910, 19642, 20435, 20770, 21574, 24955, 26474, 28609, 29078, 40870, 43493, 47771, 49105, 49910, 53935, 57218, 66185, 72695, 86986, 94001, 95542, 98210, 107870, 126697, 132370, 143045, 145390, 188002, 217465, 238855, 253394, 286090, 304451, 334397, 434930, 470005, 477710, 608902, 633485, 658007, 668794, 886879, 940010, 1266970, 1316014, 1522255, 1671985, 1773758, 2914031, 3044510, 3290035, 3343970, 4434395, 5828062, 6580070, 8868790, 14570155, 20398217, 29140310, 40796434, 101991085, 203982170]

約数ペア:

[(1, 203982170), (2, 101991085), (5, 40796434), (7, 29140310), (10, 20398217), (14, 14570155), (23, 8868790), (31, 6580070), (35, 5828062), (46, 4434395), (61, 3343970), (62, 3290035), (67, 3044510), (70, 2914031), (115, 1773758), (122, 1671985), (134, 1522255), (155, 1316014), (161, 1266970), (217, 940010), (230, 886879), (305, 668794), (310, 658007), (322, 633485), (335, 608902), (427, 477710), (434, 470005), (469, 434930), (610, 334397), (670, 304451), (713, 286090), (805, 253394), (854, 238855), (938, 217465), (1085, 188002), (1403, 145390), (1426, 143045), (1541, 132370), (1610, 126697), (1891, 107870), (2077, 98210), (2135, 95542), (2170, 94001), (2345, 86986), (2806, 72695), (3082, 66185), (3565, 57218), (3782, 53935), (4087, 49910), (4154, 49105), (4270, 47771), (4690, 43493), (4991, 40870), (7015, 29078), (7130, 28609), (7705, 26474), (8174, 24955), (9455, 21574), (9821, 20770), (9982, 20435), (10385, 19642), (10787, 18910), (13237, 15410), (14030, 14539)]