84776860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 226951200

約数和(自身を除く): 142174340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 49, 58, 70, 76, 95, 98, 116, 133, 140, 145, 157, 190, 196, 203, 245, 266, 290, 314, 380, 406, 490, 532, 551, 580, 628, 665, 785, 812, 931, 980, 1015, 1099, 1102, 1330, 1421, 1570, 1862, 2030, 2198, 2204, 2660, 2755, 2842, 2983, 3140, 3724, 3857, 4060, 4396, 4553, 4655, 5495, 5510, 5684, 5966, 7105, 7693, 7714, 9106, 9310, 10990, 11020, 11932, 14210, 14915, 15386, 15428, 18212, 18620, 19285, 20881, 21980, 22765, 26999, 28420, 29830, 30772, 31871, 38465, 38570, 41762, 45530, 53998, 59660, 63742, 76930, 77140, 83524, 86507, 91060, 104405, 107996, 127484, 134995, 146167, 153860, 159355, 173014, 208810, 223097, 269990, 292334, 318710, 346028, 417620, 432535, 446194, 539980, 584668, 605549, 637420, 730835, 865070, 892388, 1115485, 1211098, 1461670, 1730140, 2230970, 2422196, 2923340, 3027745, 4238843, 4461940, 6055490, 8477686, 12110980, 16955372, 21194215, 42388430, 84776860]

約数ペア:

[(1, 84776860), (2, 42388430), (4, 21194215), (5, 16955372), (7, 12110980), (10, 8477686), (14, 6055490), (19, 4461940), (20, 4238843), (28, 3027745), (29, 2923340), (35, 2422196), (38, 2230970), (49, 1730140), (58, 1461670), (70, 1211098), (76, 1115485), (95, 892388), (98, 865070), (116, 730835), (133, 637420), (140, 605549), (145, 584668), (157, 539980), (190, 446194), (196, 432535), (203, 417620), (245, 346028), (266, 318710), (290, 292334), (314, 269990), (380, 223097), (406, 208810), (490, 173014), (532, 159355), (551, 153860), (580, 146167), (628, 134995), (665, 127484), (785, 107996), (812, 104405), (931, 91060), (980, 86507), (1015, 83524), (1099, 77140), (1102, 76930), (1330, 63742), (1421, 59660), (1570, 53998), (1862, 45530), (2030, 41762), (2198, 38570), (2204, 38465), (2660, 31871), (2755, 30772), (2842, 29830), (2983, 28420), (3140, 26999), (3724, 22765), (3857, 21980), (4060, 20881), (4396, 19285), (4553, 18620), (4655, 18212), (5495, 15428), (5510, 15386), (5684, 14915), (5966, 14210), (7105, 11932), (7693, 11020), (7714, 10990), (9106, 9310)]