442939910

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 991008000

約数和(自身を除く): 548068090

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 61, 70, 73, 98, 122, 145, 146, 203, 245, 290, 305, 343, 365, 406, 427, 490, 511, 610, 686, 730, 854, 1015, 1022, 1421, 1715, 1769, 2030, 2117, 2135, 2555, 2842, 2989, 3430, 3538, 3577, 4234, 4270, 4453, 5110, 5978, 7105, 7154, 8845, 8906, 9947, 10585, 12383, 14210, 14819, 14945, 17690, 17885, 19894, 20923, 21170, 22265, 24766, 25039, 29638, 29890, 31171, 35770, 41846, 44530, 49735, 50078, 61915, 62342, 74095, 86681, 99470, 103733, 104615, 123830, 125195, 129137, 148190, 155855, 173362, 207466, 209230, 218197, 250390, 258274, 311710, 433405, 436394, 518665, 606767, 645685, 726131, 866810, 903959, 1037330, 1090985, 1213534, 1291370, 1452262, 1527379, 1807918, 2181970, 3033835, 3054758, 3630655, 4519795, 6067670, 6327713, 7261310, 7636895, 9039590, 12655426, 15273790, 31638565, 44293991, 63277130, 88587982, 221469955, 442939910]

約数ペア:

[(1, 442939910), (2, 221469955), (5, 88587982), (7, 63277130), (10, 44293991), (14, 31638565), (29, 15273790), (35, 12655426), (49, 9039590), (58, 7636895), (61, 7261310), (70, 6327713), (73, 6067670), (98, 4519795), (122, 3630655), (145, 3054758), (146, 3033835), (203, 2181970), (245, 1807918), (290, 1527379), (305, 1452262), (343, 1291370), (365, 1213534), (406, 1090985), (427, 1037330), (490, 903959), (511, 866810), (610, 726131), (686, 645685), (730, 606767), (854, 518665), (1015, 436394), (1022, 433405), (1421, 311710), (1715, 258274), (1769, 250390), (2030, 218197), (2117, 209230), (2135, 207466), (2555, 173362), (2842, 155855), (2989, 148190), (3430, 129137), (3538, 125195), (3577, 123830), (4234, 104615), (4270, 103733), (4453, 99470), (5110, 86681), (5978, 74095), (7105, 62342), (7154, 61915), (8845, 50078), (8906, 49735), (9947, 44530), (10585, 41846), (12383, 35770), (14210, 31171), (14819, 29890), (14945, 29638), (17690, 25039), (17885, 24766), (19894, 22265), (20923, 21170)]