345978220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1093}}^1$

素因数の和:1152

約数の個数: 144

約数和(自身を含む): 942852960

約数和(自身を除く): 596874740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 380, 476, 490, 532, 595, 646, 665, 833, 931, 980, 1093, 1190, 1292, 1330, 1615, 1666, 1862, 2186, 2261, 2380, 2660, 3230, 3332, 3724, 4165, 4372, 4522, 4655, 5465, 6460, 7651, 8330, 9044, 9310, 10930, 11305, 15302, 15827, 16660, 18581, 18620, 20767, 21860, 22610, 30604, 31654, 37162, 38255, 41534, 45220, 53557, 63308, 74324, 76510, 79135, 83068, 92905, 103835, 107114, 130067, 145369, 153020, 158270, 185810, 207670, 214228, 260134, 267785, 290738, 316540, 353039, 371620, 415340, 520268, 535570, 581476, 650335, 706078, 726845, 910469, 1017583, 1071140, 1300670, 1412156, 1453690, 1765195, 1820938, 2035166, 2471273, 2601340, 2907380, 3530390, 3641876, 4070332, 4552345, 4942546, 5087915, 7060780, 9104690, 9885092, 10175830, 12356365, 17298911, 18209380, 20351660, 24712730, 34597822, 49425460, 69195644, 86494555, 172989110, 345978220]

約数ペア:

[(1, 345978220), (2, 172989110), (4, 86494555), (5, 69195644), (7, 49425460), (10, 34597822), (14, 24712730), (17, 20351660), (19, 18209380), (20, 17298911), (28, 12356365), (34, 10175830), (35, 9885092), (38, 9104690), (49, 7060780), (68, 5087915), (70, 4942546), (76, 4552345), (85, 4070332), (95, 3641876), (98, 3530390), (119, 2907380), (133, 2601340), (140, 2471273), (170, 2035166), (190, 1820938), (196, 1765195), (238, 1453690), (245, 1412156), (266, 1300670), (323, 1071140), (340, 1017583), (380, 910469), (476, 726845), (490, 706078), (532, 650335), (595, 581476), (646, 535570), (665, 520268), (833, 415340), (931, 371620), (980, 353039), (1093, 316540), (1190, 290738), (1292, 267785), (1330, 260134), (1615, 214228), (1666, 207670), (1862, 185810), (2186, 158270), (2261, 153020), (2380, 145369), (2660, 130067), (3230, 107114), (3332, 103835), (3724, 92905), (4165, 83068), (4372, 79135), (4522, 76510), (4655, 74324), (5465, 63308), (6460, 53557), (7651, 45220), (8330, 41534), (9044, 38255), (9310, 37162), (10930, 31654), (11305, 30604), (15302, 22610), (15827, 21860), (16660, 20767), (18581, 18620)]