158400340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 418279680

約数和(自身を除く): 259879340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 49, 70, 76, 94, 95, 98, 133, 140, 181, 188, 190, 196, 235, 245, 266, 329, 362, 380, 470, 490, 532, 658, 665, 724, 893, 905, 931, 940, 980, 1267, 1316, 1330, 1645, 1786, 1810, 1862, 2303, 2534, 2660, 3290, 3439, 3572, 3620, 3724, 4465, 4606, 4655, 5068, 6251, 6335, 6580, 6878, 8507, 8869, 8930, 9212, 9310, 11515, 12502, 12670, 13756, 17014, 17195, 17738, 17860, 18620, 23030, 24073, 25004, 25340, 31255, 34028, 34390, 35476, 42535, 43757, 44345, 46060, 48146, 59549, 62510, 68780, 85070, 87514, 88690, 96292, 119098, 120365, 125020, 161633, 168511, 170140, 175028, 177380, 218785, 238196, 240730, 297745, 323266, 337022, 416843, 437570, 481460, 595490, 646532, 674044, 808165, 833686, 842555, 875140, 1131431, 1190980, 1616330, 1667372, 1685110, 2084215, 2262862, 3232660, 3370220, 4168430, 4525724, 5657155, 7920017, 8336860, 11314310, 15840034, 22628620, 31680068, 39600085, 79200170, 158400340]

約数ペア:

[(1, 158400340), (2, 79200170), (4, 39600085), (5, 31680068), (7, 22628620), (10, 15840034), (14, 11314310), (19, 8336860), (20, 7920017), (28, 5657155), (35, 4525724), (38, 4168430), (47, 3370220), (49, 3232660), (70, 2262862), (76, 2084215), (94, 1685110), (95, 1667372), (98, 1616330), (133, 1190980), (140, 1131431), (181, 875140), (188, 842555), (190, 833686), (196, 808165), (235, 674044), (245, 646532), (266, 595490), (329, 481460), (362, 437570), (380, 416843), (470, 337022), (490, 323266), (532, 297745), (658, 240730), (665, 238196), (724, 218785), (893, 177380), (905, 175028), (931, 170140), (940, 168511), (980, 161633), (1267, 125020), (1316, 120365), (1330, 119098), (1645, 96292), (1786, 88690), (1810, 87514), (1862, 85070), (2303, 68780), (2534, 62510), (2660, 59549), (3290, 48146), (3439, 46060), (3572, 44345), (3620, 43757), (3724, 42535), (4465, 35476), (4606, 34390), (4655, 34028), (5068, 31255), (6251, 25340), (6335, 25004), (6580, 24073), (6878, 23030), (8507, 18620), (8869, 17860), (8930, 17738), (9212, 17195), (9310, 17014), (11515, 13756), (12502, 12670)]