31516362540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{60397}}^1$

素因数の和:60648

約数の個数: 144

約数和(自身を含む): 103416837888

約数和(自身を除く): 71900475348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 223, 234, 260, 390, 446, 468, 585, 669, 780, 892, 1115, 1170, 1338, 2007, 2230, 2340, 2676, 2899, 3345, 4014, 4460, 5798, 6690, 8028, 8697, 10035, 11596, 13380, 14495, 17394, 20070, 26091, 28990, 34788, 40140, 43485, 52182, 57980, 60397, 86970, 104364, 120794, 130455, 173940, 181191, 241588, 260910, 301985, 362382, 521820, 543573, 603970, 724764, 785161, 905955, 1087146, 1207940, 1570322, 1811910, 2174292, 2355483, 2717865, 3140644, 3623820, 3925805, 4710966, 5435730, 7066449, 7851610, 9421932, 10871460, 11777415, 13468531, 14132898, 15703220, 23554830, 26937062, 28265796, 35332245, 40405593, 47109660, 53874124, 67342655, 70664490, 80811186, 121216779, 134685310, 141328980, 161622372, 175090903, 202027965, 242433558, 269370620, 350181806, 404055930, 484867116, 525272709, 606083895, 700363612, 808111860, 875454515, 1050545418, 1212167790, 1575818127, 1750909030, 2101090836, 2424335580, 2626363545, 3151636254, 3501818060, 5252727090, 6303272508, 7879090635, 10505454180, 15758181270, 31516362540]

約数ペア:

[(1, 31516362540), (2, 15758181270), (3, 10505454180), (4, 7879090635), (5, 6303272508), (6, 5252727090), (9, 3501818060), (10, 3151636254), (12, 2626363545), (13, 2424335580), (15, 2101090836), (18, 1750909030), (20, 1575818127), (26, 1212167790), (30, 1050545418), (36, 875454515), (39, 808111860), (45, 700363612), (52, 606083895), (60, 525272709), (65, 484867116), (78, 404055930), (90, 350181806), (117, 269370620), (130, 242433558), (156, 202027965), (180, 175090903), (195, 161622372), (223, 141328980), (234, 134685310), (260, 121216779), (390, 80811186), (446, 70664490), (468, 67342655), (585, 53874124), (669, 47109660), (780, 40405593), (892, 35332245), (1115, 28265796), (1170, 26937062), (1338, 23554830), (2007, 15703220), (2230, 14132898), (2340, 13468531), (2676, 11777415), (2899, 10871460), (3345, 9421932), (4014, 7851610), (4460, 7066449), (5798, 5435730), (6690, 4710966), (8028, 3925805), (8697, 3623820), (10035, 3140644), (11596, 2717865), (13380, 2355483), (14495, 2174292), (17394, 1811910), (20070, 1570322), (26091, 1207940), (28990, 1087146), (34788, 905955), (40140, 785161), (43485, 724764), (52182, 603970), (57980, 543573), (60397, 521820), (86970, 362382), (104364, 301985), (120794, 260910), (130455, 241588), (173940, 181191)]