77515060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 209139840

約数和(自身を除く): 131624780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 49, 70, 76, 92, 95, 98, 115, 133, 140, 161, 181, 190, 196, 230, 245, 266, 322, 362, 380, 437, 460, 490, 532, 644, 665, 724, 805, 874, 905, 931, 980, 1127, 1267, 1330, 1610, 1748, 1810, 1862, 2185, 2254, 2534, 2660, 3059, 3220, 3439, 3620, 3724, 4163, 4370, 4508, 4655, 5068, 5635, 6118, 6335, 6878, 8326, 8740, 8869, 9310, 11270, 12236, 12670, 13756, 15295, 16652, 17195, 17738, 18620, 20815, 21413, 22540, 24073, 25340, 29141, 30590, 34390, 35476, 41630, 42826, 44345, 48146, 58282, 61180, 68780, 79097, 83260, 85652, 88690, 96292, 107065, 116564, 120365, 145705, 158194, 168511, 177380, 203987, 214130, 240730, 291410, 316388, 337022, 395485, 407974, 428260, 481460, 553679, 582820, 674044, 790970, 815948, 842555, 1019935, 1107358, 1581940, 1685110, 2039870, 2214716, 2768395, 3370220, 3875753, 4079740, 5536790, 7751506, 11073580, 15503012, 19378765, 38757530, 77515060]

約数ペア:

[(1, 77515060), (2, 38757530), (4, 19378765), (5, 15503012), (7, 11073580), (10, 7751506), (14, 5536790), (19, 4079740), (20, 3875753), (23, 3370220), (28, 2768395), (35, 2214716), (38, 2039870), (46, 1685110), (49, 1581940), (70, 1107358), (76, 1019935), (92, 842555), (95, 815948), (98, 790970), (115, 674044), (133, 582820), (140, 553679), (161, 481460), (181, 428260), (190, 407974), (196, 395485), (230, 337022), (245, 316388), (266, 291410), (322, 240730), (362, 214130), (380, 203987), (437, 177380), (460, 168511), (490, 158194), (532, 145705), (644, 120365), (665, 116564), (724, 107065), (805, 96292), (874, 88690), (905, 85652), (931, 83260), (980, 79097), (1127, 68780), (1267, 61180), (1330, 58282), (1610, 48146), (1748, 44345), (1810, 42826), (1862, 41630), (2185, 35476), (2254, 34390), (2534, 30590), (2660, 29141), (3059, 25340), (3220, 24073), (3439, 22540), (3620, 21413), (3724, 20815), (4163, 18620), (4370, 17738), (4508, 17195), (4655, 16652), (5068, 15295), (5635, 13756), (6118, 12670), (6335, 12236), (6878, 11270), (8326, 9310), (8740, 8869)]